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2003 GMC Sierra 2500 HD Nerf Bars

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Dee Zee 371523
Nerf Bars
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Dee Zee Nerf Bars - Stainless Steel 3 in. Round Cab Length - Polished;
Sale Price: $181.40
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131725
Notes: Stainless Steel 3 in. Round Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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Dee Zee 371533
Nerf Bars
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Dee Zee Nerf Bars - Stainless Steel 3 in. Round Cab Length - Polished;
Sale Price: $181.40
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131883
Notes: Stainless Steel 3 in. Round Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - Stainless Steel 3 in. Round Cab Length - Polished;
Sale Price: $181.40
with FREE Shipping
(>15) In Stock
Part Number: 4266-03132193
Notes: Stainless Steel 3 in. Round Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - Stainless Steel 3 in. Round Universal Cab Length - 1 Step Pad - 32 in. Long;
Sale Price: $252.55
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131531
Notes: Stainless Steel 3 in. Round Universal Cab Length; 1 Step Pad; 32 in. Long;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - Stainless Steel 4 in. Oval Cab Length - Polished;
Sale Price: $265.37
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131856
Notes: Stainless Steel 4 in. Oval Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - Stainless Steel 4 in. Oval Cab Length - Polished;
Sale Price: $265.37
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131751
Notes: Stainless Steel 4 in. Oval Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - Stainless Steel 4 in. Oval Cab Length - Polished;
Sale Price: $265.37
with FREE Shipping
(14) In Stock
Part Number: 4266-03131805
Notes: Stainless Steel 4 in. Oval Cab Length; Polished;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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Dee Zee 371539
Nerf Bars
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Dee Zee Nerf Bars - UltraBlack 4 in. Oval Cab Length;
Sale Price: $167.03
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131951
Notes: UltraBlack 4 in. Oval Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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Dee Zee 371529
Nerf Bars
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Dee Zee Nerf Bars - UltraBlack 4 in. Oval Cab Length;
Sale Price: $167.03
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131868
Notes: UltraBlack 4 in. Oval Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack 4 in. Oval Cab Length;
Sale Price: $167.03
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131766
Notes: UltraBlack 4 in. Oval Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack Aluminum Tubes 4 in. Oval Universal Cab Length - 1 Step Pad - 68 in;
Sale Price: $304.62
with FREE Shipping
(9) In Stock
Part Number: 4266-03131613
Notes: UltraBlack Aluminum Tubes 4 in. Oval Universal Cab Length; 1 Step Pad; 68 in;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Sale Price: $141.97
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131631
Notes: UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Sale Price: $141.97
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131722
Notes: UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Sale Price: $141.97
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131657
Notes: UltraBlack Powder Coated Steel 3 in. Round Cab Length;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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Dee Zee 3700301
Nerf Bars
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Dee Zee Nerf Bars - UltraBlack Steel Tubes 3 in. Round Universal Cab Length - 1 Step Pad - 32 in.;
Sale Price: $164.64
with FREE Shipping
(>15) In Stock
Part Number: 4266-03131511
Notes: UltraBlack Steel Tubes 3 in. Round Universal Cab Length; 1 Step Pad; 32 in.;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraBlack Steel Tubes 3 in. Round Universal Cab Length - 2 Step Pads - 64 in;
Sale Price: $189.00
with FREE Shipping
(11) In Stock
Part Number: 4266-03131662
Notes: UltraBlack Steel Tubes 3 in. Round Universal Cab Length; 2 Step Pads; 64 in;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
Dee Zee Nerf Bars - UltraShine Aluminum 4 in. Oval Universal Cab Length - 1 Step Pad - 68 in.;
Sale Price: $345.91
with FREE Shipping
(8) In Stock
Part Number: 4266-03131610
Notes: UltraShine Aluminum 4 in. Oval Universal Cab Length; 1 Step Pad; 68 in.;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Black - 3 in. Round Bar;
Sale Price: $108.58
with FREE Shipping
(>15) In Stock
Part Number: 4266-03173942
Notes: Side Bar; Black; 3 in. Round Bar;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Black - 3 in. Round Bar;
Sale Price: $108.58
with FREE Shipping
(11) In Stock
Part Number: 4266-03173867
Notes: Side Bar; Black; 3 in. Round Bar;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Black - 5 in. Oval;
Sale Price: $231.78
with FREE Shipping
(3) In Stock
Part Number: 4266-03231213
Notes: Side Bar; Black; 5 in. Oval;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Stainless Steel - 3 in. Round Bar;
Sale Price: $142.18
with FREE Shipping
(>15) In Stock
Part Number: 4266-03173904
Notes: Side Bar; Stainless Steel; 3 in. Round Bar;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Stainless Steel - 3 in. Round Bar;
Sale Price: $142.18
with FREE Shipping
(>15) In Stock
Part Number: 4266-03173868
Notes: Side Bar; Stainless Steel; 3 in. Round Bar;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Side Bar - Stainless Steel - 5 in. Oval;
Sale Price: $310.18
with FREE Shipping
(>15) In Stock
Part Number: 4266-03231220
Notes: Side Bar; Stainless Steel; 5 in. Oval;
Features:
  • 3 in. Round Bar
  • Black Powder Coat Finish
  • Custom Design Ensures A No Bounce Fit And Ease Of Installation
  • Each Bracket Set Has Been Custom Designed
  • Easy Installation Using Existing OEM Holes; No Drilling Required
  • Slip-Resistant; Recessed Step Pad That Wont Fade/Crack With Time
  • Warranted Free From Defects In Material/Workmanship For 1 Year
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Welded End Side Bar - Black - 6 in. Oval;
Sale Price: $242.98
with FREE Shipping
(3) In Stock
Part Number: 4266-03231215
Notes: Welded End Side Bar; Black; 6 in. Oval;
Features:
  • Easy Installation No Drilling
  • Hardware Included
  • Slip Resistant Recessed Step
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Welded End Side Bar - Black - 6 in. Oval;
Sale Price: $242.98
with FREE Shipping
(3) In Stock
Part Number: 4266-03231202
Notes: Welded End Side Bar; Black; 6 in. Oval;
Features:
  • Easy Installation No Drilling
  • Hardware Included
  • Slip Resistant Recessed Step
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Welded End Side Bar - Stainless Steel - 6 in. Oval;
Sale Price: $321.38
with FREE Shipping
(7) In Stock
Part Number: 4266-03231228
Notes: Welded End Side Bar; Stainless Steel; 6 in. Oval;
Features:
  • Easy Installation No Drilling
  • Hardware Included
  • Slip Resistant Recessed Step
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
CSI Nerf Bars - Welded End Side Bar - Stainless Steel - 6 in. Oval;
Sale Price: $321.38
with FREE Shipping
(>15) In Stock
Part Number: 4266-03231208
Notes: Welded End Side Bar; Stainless Steel; 6 in. Oval;
Features:
  • Easy Installation No Drilling
  • Hardware Included
  • Slip Resistant Recessed Step
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 




(Read reviews)
Action Crash Nerf Bars
Retail Price:
$208.93
Sale Price: $189.98
(>12) In Stock
Part Number: 4266-04081330
Notes: 3in ROUND ProEFX STAINLESS STEEL SIDE STEP BAR SET FOR EXTENDED CAB MODELS
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: D
Vehicle Notes
• 2003 GMC Sierra 2500 HD 3in ROUND ProEFX STAINLESS STEEL SIDE STEP BAR SET FOR EXTENDED CAB MODELS 


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(Read reviews)
Action Crash Nerf Bars - Right - Passenger Side; Platinum
Retail Price:
$134.84
Sale Price: $122.98
(8) In Stock
Part Number: 4266-04052648
Notes: DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR STANDARD CAB MODELS; BY ProEFX
Position: Right - Passenger Side
Quality: Platinum
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: D
Vehicle Notes
• 2003 GMC Sierra 2500 HD DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR STANDARD CAB MODELS; BY ProEFX 



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(Read reviews)
Go Rhino Nerf Bars - 4000 Series SideSteps - Black Powdercoat - 3 in. Round Tubing - Brackets Included;
Sale Price: $123.76
(>15) In Stock
Part Number: 4266-03271538
Notes: 4000 Series SideSteps; Black Powdercoat; 3 in. Round Tubing; Brackets Included;
Features:
  • 5 Year Warranty
  • Custom Designed For Each Application
  • Easy Bolt On No Drill Installation On Most Applications
  • Non Slip Step Pads Allow Easier Safer Entry And Exit
  • Smooth 90 Degree Bend Offers A Clean Stylish Look
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - 4000 Series SideSteps - Black Powdercoat - Brackets Included;
Sale Price: $123.76
(>15) In Stock
Part Number: 4266-03271308
Notes: 4000 Series SideSteps; Black Powdercoat; Brackets Included;
Features:
  • 5 Year Warranty
  • Custom Designed For Each Application
  • Easy Bolt On No Drill Installation On Most Applications
  • Non Slip Step Pads Allow Easier Safer Entry And Exit
  • Smooth 90 Degree Bend Offers A Clean Stylish Look
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - 6 in. OE Xtreme Composite SideSteps Kit - Black Powdercoat - Oval - Length 87 in. - Brackets Sold Separately;
Sale Price: $293.51
(8) In Stock
Part Number: 4266-03271418
Notes: 6 in. OE Xtreme Composite SideSteps Kit; Black Powdercoat; Oval; Length 87 in.; Brackets Sold Separately;
Features:
  • Bolt On No Drill Installation
  • Composite Construction With Aluminum Mounting Rails
  • Limited Lifetime Warranty
  • SuperGrip Step Pads Allow Easier Exit/Entry
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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Image is not vehicle specific


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(Read reviews)
Go Rhino Nerf Bars - 6 in. OE Xtreme Composite SideSteps Kit - Chrome - Oval - Length 87 in. - Brackets Sold Separately;
Sale Price: $328.76
(7) In Stock
Part Number: 4266-03271317
Notes: 6 in. OE Xtreme Composite SideSteps Kit; Chrome; Oval; Length 87 in.; Brackets Sold Separately;
Features:
  • Bolt On No Drill Installation
  • Composite Construction With Aluminum Mounting Rails
  • Limited Lifetime Warranty
  • SuperGrip Step Pads Allow Easier Exit/Entry
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 




(Read reviews)
Go Rhino Nerf Bars - 6 in. OE Xtreme II SideSteps - Polished Stainless - Length 80 in. - Bracket Sold Separately;
Sale Price: $344.40
(12) In Stock
Part Number: 4266-03342983
Notes: 6 in. OE Xtreme II SideSteps; Polished Stainless; Length 80 in.; Bracket Sold Separately;
Features:
  • Bolt On No Drill Installation
  • Limited Lifetime Warranty
  • SuperGrip Step Pads Allows Safer Exit/Entry
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 




(Read reviews)
Go Rhino Nerf Bars - 6 in. OE Xtreme II SideSteps - Polished Stainless - Length 87 in. - Bracket Sold Separately;
Sale Price: $357.14
(7) In Stock
Part Number: 4266-03343019
Notes: 6 in. OE Xtreme II SideSteps; Polished Stainless; Length 87 in.; Bracket Sold Separately;
Features:
  • Bolt On No Drill Installation
  • Limited Lifetime Warranty
  • SuperGrip Step Pads Allows Safer Exit/Entry
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 




(Read reviews)
Go Rhino Nerf Bars - 6 in. OE Xtreme II SideSteps - Textured Black - Length 80 in. - Bracket Sold Separately;
Sale Price: $313.37
(2) In Stock
Part Number: 4266-03342970
Notes: 6 in. OE Xtreme II SideSteps; Textured Black; Length 80 in.; Bracket Sold Separately;
Features:
  • 5 Year Warranty
  • Bolt On No Drill Installation
  • SuperGrip Step Pads Allows Safer Exit/Entry
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D2 SideSteps - Black Powdercoat - Cab Length - Mounting Brackets Included;
Sale Price: $358.39
(9) In Stock
Part Number: 4266-03271572
Notes: Dominator D2 SideSteps; Black Powdercoat; Cab Length; Mounting Brackets Included;
Features:
  • 2 1/2 Inch Round Tubing On Main Bar
  • 5 Year Warranty
  • Application Specific Installation Brackets
  • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
  • No Drilling Required On Most Models And Body Lift Compatible
  • Patented Step And Mounting System Best On Market
  • Punched Steel Step Pads Offer Extra Grip
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D2 SideSteps - Black Powdercoat - Cab Length - Mounting Brackets Included;
Sale Price: $358.39
(4) In Stock
Part Number: 4266-03271411
Notes: Dominator D2 SideSteps; Black Powdercoat; Cab Length; Mounting Brackets Included;
Features:
  • 2 1/2 Inch Round Tubing On Main Bar
  • 5 Year Warranty
  • Application Specific Installation Brackets
  • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
  • No Drilling Required On Most Models And Body Lift Compatible
  • Patented Step And Mounting System Best On Market
  • Punched Steel Step Pads Offer Extra Grip
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D3-1 Piece SideSteps - Black - Modular Design - Wheel To Wheel - Mounting Brackets Included;
Sale Price: $474.81
(6) In Stock
Part Number: 4266-03271460
Notes: Dominator D3-1 Piece SideSteps; Black; Modular Design; Wheel To Wheel; Mounting Brackets Included;
Features:
  • 3 in. Round Tubing
  • 5 Year Warranty
  • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
  • Punched Steel Step Pads Offer Extra Grip
  • Quick And Easy One Person Install
  • Third Hoop Provides Access To Bed Or Toolbox
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Body Engine Bed Info
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.0L V8  78.0" Bed 
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.6L V8  78.0" Bed 
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  8.1L V8  78.0" Bed 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D3-1 Piece SideSteps - Polished Stainless - Modular Design - Wheel To Wheel - Mounting Brackets Included;
Sale Price: $671.37
(2) In Stock
Part Number: 4266-03272231
Notes: Dominator D3-1 Piece SideSteps; Polished Stainless; Modular Design; Wheel To Wheel; Mounting Brackets Included;
Features:
  • 3 in. Round Tubing
  • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
  • Limited Lifetime Warranty
  • Punched Steel Step Pads Offer Extra Grip
  • Quick And Easy One Person Install
  • Third Hoop Provides Access To Bed Or Toolbox
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Body Engine Bed Info
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.0L V8  78.0" Bed 
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.6L V8  78.0" Bed 
• 2003 GMC Sierra 2500 HD Crew Cab Pickup  8.1L V8  78.0" Bed 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D3-1 Piece SideSteps - Polished Stainless - Modular Design - Wheel To Wheel - Mounting Brackets Included;
Sale Price: $555.17
(6) In Stock
Part Number: 4266-03271656
Notes: Dominator D3-1 Piece SideSteps; Polished Stainless; Modular Design; Wheel To Wheel; Mounting Brackets Included;
Features:
  • 3 in. Round Tubing
  • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
  • Limited Lifetime Warranty
  • Punched Steel Step Pads Offer Extra Grip
  • Quick And Easy One Person Install
  • Third Hoop Provides Access To Bed Or Toolbox
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Body Engine Bed Info
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  6.0L V8  96.0" Bed 
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  6.6L V8  96.0" Bed 
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  8.1L V8  96.0" Bed 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D4 Dual SideSteps - Black - Cab Length - Mounting Brackets Included;
Sale Price: $404.56
(4) In Stock
Part Number: 4266-03271309
Notes: Dominator D4 Dual SideSteps; Black; Cab Length; Mounting Brackets Included;
Features:
  • 5 Year Warranty
  • Bolt On No Drill Installation
  • Designed For Each Application w/Wider Stepping Surface
  • Fits 2 And 4 Wheel Drive Models
  • Perfect Bar For Any Lifted Vehicle w/Larger Wheels And Tires
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - Dominator D4 Dual SideSteps - Polished Stainless - Cab Length - Mounting Brackets Included;
Sale Price: $612.15
(2) In Stock
Part Number: 4266-03271849
Notes: Dominator D4 Dual SideSteps; Polished Stainless; Cab Length; Mounting Brackets Included;
Features:
  • Bolt On No Drill Installation
  • Designed For Each Application w/Wider Stepping Surface
  • Fits 2 And 4 Wheel Drive Models
  • Limited Lifetime Warranty
  • Perfect Bar For Any Lifted Vehicle w/Larger Wheels And Tires
  • Stylish Fully Welded End Caps
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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Image is not vehicle specific



(Read reviews)
Go Rhino Nerf Bars - Dominator D4 Dual SideSteps - Polished Stainless - Cab Length - Mounting Brackets Included;
Sale Price: $612.15
(1) In Stock
Part Number: 4266-03271452
Notes: Dominator D4 Dual SideSteps; Polished Stainless; Cab Length; Mounting Brackets Included;
Features:
  • Bolt On No Drill Installation
  • Designed For Each Application w/Wider Stepping Surface
  • Fits 2 And 4 Wheel Drive Models
  • Limited Lifetime Warranty
  • Perfect Bar For Any Lifted Vehicle w/Larger Wheels And Tires
  • Stylish Fully Welded End Caps
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Go Rhino Nerf Bars - Modular 6000 Series Wheel To Wheel - Black Powdercoat - Brackets Included;
Sale Price: $429.89
(2) In Stock
Part Number: 4266-03271369
Notes: Modular 6000 Series Wheel To Wheel; Black Powdercoat; Brackets Included;
Features:
  • 3rd Step Pad Offers Easy Access To Bed Or Tool Box
  • 5 Year Warranty
  • Modular Wheel To Wheel SideSteps
  • Non Slip Step Pads Allow Easier Safer Entry And Exit
  • Smooth 90 Degree Front/30 Degree Rear Bend Offers A Unique Look
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Body Engine Bed Info
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  6.0L V8  96.0" Bed 
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  6.6L V8  96.0" Bed 
• 2003 GMC Sierra 2500 HD Extended Cab Pickup  8.1L V8  96.0" Bed 



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(Read reviews)
Go Rhino Nerf Bars - Universal - Drilling Required;
Sale Price: $85.28
(3) In Stock
Part Number: 4266-03271350
Notes: Universal; Drilling Required;
Features:
  • Bolt On No Drill Installation
  • Composite Construction With Aluminum Mounting Rails
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 3 Inch Round Bent Tube Step - Incl. Brackets - Black;
Sale Price: $135.64
(5) In Stock
Part Number: 4266-03225887
Notes: 3 Inch Round Bent Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 3 Inch Round Bent Tube Step - Incl. Brackets - Black;
Sale Price: $122.72
(4) In Stock
Part Number: 4266-03225878
Notes: 3 Inch Round Bent Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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Image is not vehicle specific


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Image is not vehicle specific


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(Read reviews)
Lund Nerf Bars - 3 Inch Round Bent Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $188.65
(8) In Stock
Part Number: 4266-03225901
Notes: 3 Inch Round Bent Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 3 Inch Round Bent Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $188.65
(5) In Stock
Part Number: 4266-03225893
Notes: 3 Inch Round Bent Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Curved Tube Step - Incl. Brackets - Black;
Sale Price: $181.66
(7) In Stock
Part Number: 4266-03225888
Notes: 4 Inch Oval Curved Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Curved Tube Step - Incl. Brackets - Black;
Sale Price: $150.48
(5) In Stock
Part Number: 4266-03225879
Notes: 4 Inch Oval Curved Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Curved Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $293.12
(4) In Stock
Part Number: 4266-03225894
Notes: 4 Inch Oval Curved Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Curved Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $263.44
(4) In Stock
Part Number: 4266-03225883
Notes: 4 Inch Oval Curved Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Straight Tube Step - Incl. Brackets - Black;
Sale Price: $170.74
(5) In Stock
Part Number: 4266-03225889
Notes: 4 Inch Oval Straight Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Straight Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $244.17
(1) In Stock
Part Number: 4266-03225910
Notes: 4 Inch Oval Straight Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 4 Inch Oval Straight Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $244.17
(5) In Stock
Part Number: 4266-03225895
Notes: 4 Inch Oval Straight Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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Image is not vehicle specific



(Read reviews)
Lund Nerf Bars - 4 Inch Round Bent Tube Step - Incl. Brackets - Black;
Sale Price: $199.50
(3) In Stock
Part Number: 4266-03225902
Notes: 4 Inch Round Bent Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Curved Tube Step - Incl. Brackets - Black;
Sale Price: $215.56
(4) In Stock
Part Number: 4266-03225890
Notes: 5 Inch Oval Curved Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Curved Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $315.95
(3) In Stock
Part Number: 4266-03225896
Notes: 5 Inch Oval Curved Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Curved Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $267.15
(2) In Stock
Part Number: 4266-03225884
Notes: 5 Inch Oval Curved Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Straight Tube Step - Incl. Brackets - Black;
Sale Price: $206.42
(8) In Stock
Part Number: 4266-03225891
Notes: 5 Inch Oval Straight Tube Step; Incl. Brackets; Black;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Straight Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $315.87
(4) In Stock
Part Number: 4266-03225897
Notes: 5 Inch Oval Straight Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 5 Inch Oval Straight Tube Step - Incl. Brackets - Stainless Steel;
Sale Price: $223.58
(4) In Stock
Part Number: 4266-03225885
Notes: 5 Inch Oval Straight Tube Step; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 6 Inch Oval Straight - Incl. Brackets - Stainless Steel;
Sale Price: $265.94
(4) In Stock
Part Number: 4266-03225886
Notes: 6 Inch Oval Straight; Incl. Brackets; Stainless Steel;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Lund Nerf Bars - 6 Inch Oval Straight - Incl. Brackets - Stainless Steel - For Use w / DEF Tank;
Sale Price: $374.31
(6) In Stock
Part Number: 4266-03225898
Notes: 6 Inch Oval Straight; Incl. Brackets; Stainless Steel; For Use w / DEF Tank;
Features:
  • Accents The Line Of Your Vehicle
  • Limited 3 Year Warranty
  • Recessed Aluminum Frame
  • UV Resistant Polymer Pad
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 



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Image is not vehicle specific


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(Read reviews)
N Fab Nerf Bars - AdjustSTEP - Textured Black;
Sale Price: $632.22
with FREE Shipping
(2) In Stock
Part Number: 4266-03274176
Notes: AdjustSTEP; Textured Black;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



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Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Black Powder Coated - 3 in. Tube;
Sale Price: $419.18
with FREE Shipping
(>15) In Stock
Part Number: 4266-03274231
Notes: Black Powder Coated; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



Click to Enlarge
Image is not vehicle specific


Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Black Powder Coated - 3 in. Tube;
Sale Price: $386.39
with FREE Shipping
(3) In Stock
Part Number: 4266-03274896
Notes: Black Powder Coated; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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Image is not vehicle specific


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(Read reviews)
N Fab Nerf Bars - N-Durastep Wheel To Wheel - Gloss Black;
Sale Price: $587.78
with FREE Shipping
(2) In Stock
Part Number: 4266-03274350
Notes: N-Durastep Wheel To Wheel; Gloss Black;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  78.0" Bed 



Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Wheel To Wheel - Black Powder Coated - 3 in. Tube;
Sale Price: $443.61
with FREE Shipping
(1) In Stock
Part Number: 4266-03274982
Notes: Wheel To Wheel; Black Powder Coated; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  96.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  96.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  96.0" Bed 



Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Wheel To Wheel - Black Powder Coated - 3 in. Tube;
Sale Price: $443.61
with FREE Shipping
(4) In Stock
Part Number: 4266-03274283
Notes: Wheel To Wheel; Black Powder Coated; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Wheel To Wheel - Black Powder Coated - 4 Step - 3 in. Tube;
Sale Price: $443.61
with FREE Shipping
(3) In Stock
Part Number: 4266-03274154
Notes: Wheel To Wheel; Black Powder Coated; 4 Step; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  96.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  96.0" Bed 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  96.0" Bed 



Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Wheel To Wheel - Black Powder Coated - 6 Step - 3 in. Tube;
Sale Price: $523.11
with FREE Shipping
(5) In Stock
Part Number: 4266-03274251
Notes: Wheel To Wheel; Black Powder Coated; 6 Step; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



Click to Enlarge
Image is not vehicle specific


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Image is not vehicle specific



(Read reviews)
N Fab Nerf Bars - Wheel To Wheel - Stainless Steel - 3 in. Tube;
Sale Price: $554.44
with FREE Shipping
(1) In Stock
Part Number: 4266-03274372
Notes: Wheel To Wheel; Stainless Steel; 3 in. Tube;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



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Image is not vehicle specific



(Read reviews)
Smittybilt Nerf Bars - Sure Step - Black Powder Coat - 3 in. - No Drill Installation;
Sale Price: $167.99
(3) In Stock
Part Number: 4266-03263448
Notes: Sure Step; Black Powder Coat; 3 in.; No Drill Installation;
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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Image is not vehicle specific


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(Read reviews)
Smittybilt Nerf Bars - Sure Step - Black Powder Coat - 3 in. - No Drill Installation;
Sale Price: $167.99
(3) In Stock
Part Number: 4266-03263438
Notes: Sure Step; Black Powder Coat; 3 in.; No Drill Installation;
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Smittybilt Nerf Bars - Sure Step - Stainless Steel - 3 in. - No Drill Installation;
Sale Price: $227.99
(3) In Stock
Part Number: 4266-03263440
Notes: Sure Step; Stainless Steel; 3 in.; No Drill Installation;
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup 



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(Read reviews)
Smittybilt Nerf Bars - Sure Step - Stainless Steel - 3 in. - No Drill Installation;
Sale Price: $227.99
(3) In Stock
Part Number: 4266-03263441
Notes: Sure Step; Stainless Steel; 3 in.; No Drill Installation;
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Dual Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $168.32
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283668
Notes: E-Series 3 in. Round Cab Length; Dual Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Dual Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $168.32
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283624
Notes: E-Series 3 in. Round Cab Length; Dual Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Dual Step Pad - Polished Stainless Steel - Mount Kit Included;
Sale Price: $244.02
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283664
Notes: E-Series 3 in. Round Cab Length; Dual Step Pad; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Dual Step Pad - Polished Stainless Steel - Mount Kit Included;
Sale Price: $244.02
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283630
Notes: E-Series 3 in. Round Cab Length; Dual Step Pad; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Single Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $146.27
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283616
Notes: E-Series 3 in. Round Cab Length; Single Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - E-Series 3 in. Round Cab Length - Single Step Pad - Polished Stainless Steel - Mount Kit Included;
Sale Price: $212.42
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283622
Notes: E-Series 3 in. Round Cab Length; Single Step Pad; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - GenX(TM) 4 in. Oval Cab Length - Incl. Mount Kit - 2 Drop Down Nerf Steps - Black Powdercoat;
Sale Price: $399.99
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283650
Notes: GenX(TM) 4 in. Oval Cab Length; Incl. Mount Kit; 2 Drop Down Nerf Steps; Black Powdercoat;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - GenX(TM) 4 in. Oval Cab Length - Incl. Mount Kit - 2 Drop Down Nerf Steps - Black Powdercoat;
Sale Price: $399.99
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283640
Notes: GenX(TM) 4 in. Oval Cab Length; Incl. Mount Kit; 2 Drop Down Nerf Steps; Black Powdercoat;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - GenX(TM) 4 in. Oval Cab Length - Incl. Mount Kit - 2 Drop Down Nerf Steps - Stainless Steel;
Sale Price: $579.99
with FREE Shipping
(7) In Stock
Part Number: 4266-03283692
Notes: GenX(TM) 4 in. Oval Cab Length; Incl. Mount Kit; 2 Drop Down Nerf Steps; Stainless Steel;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - GenX(TM) 4 in. Oval Cab Length - Incl. Mount Kit - 2 Drop Down Nerf Steps - Stainless Steel;
Sale Price: $579.99
with FREE Shipping
(5) In Stock
Part Number: 4266-03283638
Notes: GenX(TM) 4 in. Oval Cab Length; Incl. Mount Kit; 2 Drop Down Nerf Steps; Stainless Steel;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 3 in. Round Cab Length - Dual Step Pad - Chrome Stainless Steel - Mount Kit Included;
Sale Price: $434.64
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283666
Notes: Platinum Series 3 in. Round Cab Length; Dual Step Pad; Chrome Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 3 in. Round Cab Length - Dual Step Pad - Chrome Stainless Steel - Mount Kit Included;
Sale Price: $434.64
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283620
Notes: Platinum Series 3 in. Round Cab Length; Dual Step Pad; Chrome Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 3 in. Round Cab Length - Single Step Pad - Chrome Stainless Steel - Mount Kit Included;
Sale Price: $382.17
with FREE Shipping
(3) In Stock
Part Number: 4266-03283653
Notes: Platinum Series 3 in. Round Cab Length; Single Step Pad; Chrome Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Black - Steel - Mount Kit Included;
Sale Price: $196.64
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283672
Notes: Platinum Series 4 in. Oval Cab Length; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Black - Steel - Mount Kit Included;
Sale Price: $196.64
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283613
Notes: Platinum Series 4 in. Oval Cab Length; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Black - Steel - Mount Kit Included;
Sale Price: $168.34
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283628
Notes: Platinum Series 4 in. Oval Cab Length; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Polished Stainless Steel - Mount Kit Included;
Sale Price: $338.10
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283667
Notes: Platinum Series 4 in. Oval Cab Length; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Polished Stainless Steel - Mount Kit Included;
Sale Price: $338.10
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283635
Notes: Platinum Series 4 in. Oval Cab Length; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Cab Length - Polished Stainless Steel - Mount Kit Included;
Sale Price: $281.53
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283615
Notes: Platinum Series 4 in. Oval Cab Length; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Wheel-To-Wheel - Black - Steel - Mount Kit Included;
Sale Price: $372.90
with FREE Shipping
(8) In Stock
Part Number: 4266-03283631
Notes: Platinum Series 4 in. Oval Wheel-To-Wheel; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



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(Read reviews)
Westin Nerf Bars - Platinum Series 4 in. Oval Wheel-To-Wheel - Polished Stainless Steel - Mount Kit Included;
Sale Price: $514.84
with FREE Shipping
(10) In Stock
Part Number: 4266-03283682
Notes: Platinum Series 4 in. Oval Wheel-To-Wheel; Polished Stainless Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Bed Info
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  78.0" Bed 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  78.0" Bed 



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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Dual Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $243.94
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283673
Notes: Signature Series 3 in. Round Cab Length; Dual Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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Image is not vehicle specific


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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Dual Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $243.94
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283634
Notes: Signature Series 3 in. Round Cab Length; Dual Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Dual Step Pad - Chrome - Steel - Mount Kit Included;
Sale Price: $320.71
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283663
Notes: Signature Series 3 in. Round Cab Length; Dual Step Pad; Chrome; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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Image is not vehicle specific


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Image is not vehicle specific


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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Dual Step Pad - Chrome - Steel - Mount Kit Included;
Sale Price: $320.71
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283654
Notes: Signature Series 3 in. Round Cab Length; Dual Step Pad; Chrome; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Extended Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLT  Extended Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Single Step Pad - Black - Steel - Mount Kit Included;
Sale Price: $215.05
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283665
Notes: Signature Series 3 in. Round Cab Length; Single Step Pad; Black; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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(Read reviews)
Westin Nerf Bars - Signature Series 3 in. Round Cab Length - Single Step Pad - Chrome - Steel - Mount Kit Included;
Sale Price: $279.18
with FREE Shipping
(>15) In Stock
Part Number: 4266-03283621
Notes: Signature Series 3 in. Round Cab Length; Single Step Pad; Chrome; Steel; Mount Kit Included;
Condition: New

Shipping Options:
Free Ground Shipping

This Product Fits the Following: Warehouse: F
Vehicle Sub Model Body Engine
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
• 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 


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(Read reviews)
Action Crash Nerf Bars - Right - Passenger Side; Platinum
Retail Price:
$148.33
Sale Price: $134.98

Out of Stock
Part Number: 4266-04052650
Notes: DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR CREW CAB MODELS; BY ProEFX; CAN ALSO USE EFX21017A
Position: Right - Passenger Side
Quality: Platinum
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: D
Vehicle Notes
• 2003 GMC Sierra 2500 HD DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR CREW CAB MODELS; BY ProEFX; CAN ALSO USE EFX21017A 


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(Read reviews)
Action Crash Nerf Bars - Right - Passenger Side; Platinum
Retail Price:
$148.33
Sale Price: $134.98

Out of Stock
Part Number: 4266-04052649
Notes: DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR EXTENDED CAB MODELS; BY ProEFX; CAN ALSO USE EFX21016A
Position: Right - Passenger Side
Quality: Platinum
Condition: New

Shipping Options:
Ground

This Product Fits the Following: Warehouse: D
Vehicle Notes
• 2003 GMC Sierra 2500 HD DRIVER AND PASSENGER SIDE PAIR OF ROUND STAINLESS STEEL NERF BARS FOR EXTENDED CAB MODELS; BY ProEFX; CAN ALSO USE EFX21016A 


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(Read reviews)
Action Crash Nerf Bars; Platinum
Retail Price:
$273.02
Sale Price: $257.98

Out of Stock
Part Number: 4266-04052652
Notes: OVAL SIDE STEP BAR SET; 5in; STAINLESS STEEL; By ProEFX; EXTENDED CAB MODELS; CAN ALSO USE EFX25001A
Quality: Platinum
Condition: New

Shipping Options:
Ships by Truck

  • Oversized Item. Some parts will require additional adjustments for proper fit.
  • Customer must inspect all containers and product while in the presence of the driver upon delivery.
  • If an item is damaged note it on the bill of lading and refuse only the item that is damaged and contact us immediately.

  • This Product Fits the Following: Warehouse: D
    Vehicle Notes
    • 2003 GMC Sierra 2500 HD OVAL SIDE STEP BAR SET; 5in; STAINLESS STEEL; By ProEFX; EXTENDED CAB MODELS; CAN ALSO USE EFX25001A 



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    Image is not vehicle specific



    (Read reviews)
    Go Rhino Nerf Bars - Dominator D2 SideSteps - Polished Stainless - Cab Length - Mounting Brackets Included;
    Sale Price: $551.37

    Out of Stock
    Part Number: 4266-03271807
    Notes: Dominator D2 SideSteps; Polished Stainless; Cab Length; Mounting Brackets Included;
    Features:
    • 2 1/2 Inch Round Tubing On Main Bar
    • Application Specific Installation Brackets
    • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
    • Limited Lifetime Warranty
    • No Drilling Required On Most Models And Body Lift Compatible
    • Patented Step And Mounting System Best On Market
    • Punched Steel Step Pads Offer Extra Grip
    Condition: New

    Shipping Options:
    Ground

    This Product Fits the Following: Warehouse: F
    Vehicle Sub Model Body Engine
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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    Image is not vehicle specific



    (Read reviews)
    Go Rhino Nerf Bars - Dominator D3-1 Piece SideSteps - Black - One Piece Design - Wheel To Wheel - Mounting Brackets Included;
    Sale Price: $415.67

    Out of Stock
    Part Number: 4266-03271389
    Notes: Dominator D3-1 Piece SideSteps; Black; One Piece Design; Wheel To Wheel; Mounting Brackets Included;
    Features:
    • 3 Drop Down Steps w/Black Steel Removable Step Pads
    • 3 in. Round Tubing
    • 3rd Step Allows For Easy Access To Bed Of Truck
    • 5 Year Warranty
    • Body Lift Kit Compatible
    • Dominator Hoops Feature A Wider More Slip Resistant Step Pad
    • No Drilling Required On Most Applications
    • Punched Steel Step Pads Offer Extra Grip
    Condition: New

    Shipping Options:
    Ground

    This Product Fits the Following: Warehouse: F
    Vehicle Body Engine Bed Info
    • 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.0L V8  78.0" Bed 
    • 2003 GMC Sierra 2500 HD Crew Cab Pickup  6.6L V8  78.0" Bed 
    • 2003 GMC Sierra 2500 HD Crew Cab Pickup  8.1L V8  78.0" Bed 



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    Image is not vehicle specific



    (Read reviews)
    Go Rhino Nerf Bars - Dominator D4 Dual SideSteps - Black - Cab Length - Mounting Brackets Included;
    Sale Price: $404.56

    Out of Stock
    Part Number: 4266-03272113
    Notes: Dominator D4 Dual SideSteps; Black; Cab Length; Mounting Brackets Included;
    Features:
    • 5 Year Warranty
    • Bolt On No Drill Installation
    • Designed For Each Application w/Wider Stepping Surface
    • Fits 2 And 4 Wheel Drive Models
    • Perfect Bar For Any Lifted Vehicle w/Larger Wheels And Tires
    Condition: New

    Shipping Options:
    Ground

    This Product Fits the Following: Warehouse: F
    Vehicle Sub Model Body Engine
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  8.1L V8 



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    Image is not vehicle specific



    (Read reviews)
    Lund Nerf Bars - 3 Inch Round Bent Tube Step - Incl. Brackets - Stainless Steel;
    Sale Price: $165.23

    Out of Stock
    Part Number: 4266-03225882
    Notes: 3 Inch Round Bent Tube Step; Incl. Brackets; Stainless Steel;
    Features:
    • Accents The Line Of Your Vehicle
    • Limited 3 Year Warranty
    • Recessed Aluminum Frame
    • UV Resistant Polymer Pad
    Condition: New

    Shipping Options:
    Ground

    This Product Fits the Following: Warehouse: F
    Vehicle Sub Model Body Engine
    • 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD Base  Standard Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD SLE  Standard Cab Pickup  8.1L V8 
    • 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.0L V8 
    • 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  6.6L V8 
    • 2003 GMC Sierra 2500 HD WT  Standard Cab Pickup  8.1L V8 



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    Image is not vehicle specific


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    (Read reviews)
    N Fab Nerf Bars - AdjustSTEP - Textured Black;
    Sale Price: $632.22
    with FREE Shipping

    Out of Stock
    Part Number: 4266-03274150
    Notes: AdjustSTEP; Textured Black;
    Condition: New

    Shipping Options:
    Free Ground Shipping

    This Product Fits the Following: Warehouse: F
    Vehicle Sub Model Body Bed Info
    • 2003 GMC Sierra 2500 HD Base  Crew Cab Pickup  78.0" Bed 
    • 2003 GMC Sierra 2500 HD SLE  Crew Cab Pickup  78.0" Bed 
    • 2003 GMC Sierra 2500 HD SLT  Crew Cab Pickup  78.0" Bed 

    4.7 stars - (9 Reviews)
    Reviews
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