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1981 Chevrolet K20 Muffler

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Walker Muffler
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Sale Price: $61.33
(1) In Stock
Part Number: 3407-05104187
Notes: Quiet-Flow SS Muffler -- With Single Catalytic Converter; With Conv.; Premium - Limited Lifetime Warranty
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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(Read reviews)
Sale Price: $61.33
(1) In Stock
Part Number: 3407-05104187
Notes: Quiet-Flow SS Muffler -- Without Conv.; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Premium - Limited Lifetime Warranty
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 4.8L 6 Cyl  131.5 

Walker Muffler
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(Read reviews)
Sale Price: $61.33
(1) In Stock
Part Number: 3407-05104187
Notes: Quiet-Flow SS Muffler -- Without Converter; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Single Outlet; Premium - Limited Lifetime Warranty
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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Sale Price: $35.98
(1) In Stock
Part Number: 3407-09114195
Notes: SoundFX Direct Fit Muffler -- With Single Catalytic Converter; With Conv.; Dual Outlet
Features:
  • Reinforced bracketed heads improve structural support and stability
  • Mechanical joints end spot weld breakage and flow tube buckling
  • Spot-welded bushings for greater stability and assembly support
  • 180 double-wrapped cover and shell enhance performance and durability
  • Spun-locked heads resist backfire and exhaust gas leakage
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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Walker 18274
Muffler
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Sale Price: $33.98
(2) In Stock
Part Number: 3407-09114236
Notes: SoundFX Direct Fit Muffler -- With Single Catalytic Converter; With Conv.; Optional; SoundFX for 21910
Features:
  • Better resistance to exhaust leakage
  • Limited lifetime warranty
  • Great sound quality
  • Reinforced, bracketed heads provide greater support
  • Better resistance to backfire
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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Walker 18274
Muffler
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Sale Price: $33.98
(2) In Stock
Part Number: 3407-09114236
Notes: SoundFX Direct Fit Muffler -- Without Conv.; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Optional; SoundFX for 21910
Features:
  • Better resistance to exhaust leakage
  • Limited lifetime warranty
  • Great sound quality
  • Reinforced, bracketed heads provide greater support
  • Better resistance to backfire
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 4.8L 6 Cyl  131.5 

Walker Muffler
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Walker 18274
Muffler
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Sale Price: $33.98
(2) In Stock
Part Number: 3407-09114236
Notes: SoundFX Direct Fit Muffler -- Without Converter; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Single Outlet; Optional; SoundFX for 21910
Features:
  • Better resistance to exhaust leakage
  • Limited lifetime warranty
  • Great sound quality
  • Reinforced, bracketed heads provide greater support
  • Better resistance to backfire
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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(Read reviews)
Sale Price: $31.98
(2) In Stock
Part Number: 3407-09114162
Notes: SoundFX Universal Muffler -- With Single Catalytic Converter; With Conv.; Dual Outlet; Optional; SoundFX Universal for 18191
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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(Read reviews)
Sale Price: $34.33
(3) In Stock
Part Number: 3407-05305518
Notes: SoundFX Universal Muffler -- With Single Catalytic Converter; With Conv.; Optional; SoundFX Universal for 21910
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
Click to Enlarge
(Read reviews)
Sale Price: $34.33
(3) In Stock
Part Number: 3407-05305518
Notes: SoundFX Universal Muffler -- Without Conv.; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Optional; SoundFX Universal for 21910
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 4.8L 6 Cyl  131.5 

Walker Muffler
Click to Enlarge
(Read reviews)
Sale Price: $34.33
(3) In Stock
Part Number: 3407-05305518
Notes: SoundFX Universal Muffler -- Without Converter; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Single Outlet; Optional; SoundFX Universal for 21910
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
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(Read reviews)
Sale Price: $34.33
(2) In Stock
Part Number: 3407-05073880
Notes: Tru-Fit Universal Muffler -- With Single Catalytic Converter; With Conv.; Dual Outlet; Optional; Tru-Fit for 18191; Single Outlet Replaces Dual
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
Click to Enlarge
(Read reviews)
Sale Price: $34.33
(2) In Stock
Part Number: 3407-05073860
Notes: Tru-Fit Universal Muffler -- With Single Catalytic Converter; With Conv.; Optional; Tru-Fit for 21910
Features:
  • Tube-and-partition interior design provides easy, economical silencing
  • Features aluminized cover, heads and bushings
  • Engineered to high standards
  • Assured high quality and dependability
  • Tested under extreme conditions
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Walker Muffler
Click to Enlarge
(Read reviews)
Sale Price: $34.33
(2) In Stock
Part Number: 3407-05073860
Notes: Tru-Fit Universal Muffler -- Without Conv.; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Optional; Tru-Fit for 21910
Features:
  • Tube-and-partition interior design provides easy, economical silencing
  • Features aluminized cover, heads and bushings
  • Engineered to high standards
  • Assured high quality and dependability
  • Tested under extreme conditions
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 4.8L 6 Cyl  131.5 

Walker Muffler
Click to Enlarge
(Read reviews)
Sale Price: $34.33
(2) In Stock
Part Number: 3407-05073860
Notes: Tru-Fit Universal Muffler -- Without Converter; Do Not Use With Fed. Emiss. Control or H5D Emiss.; Single Outlet; Optional; Tru-Fit for 21910
Features:
  • Tube-and-partition interior design provides easy, economical silencing
  • Features aluminized cover, heads and bushings
  • Engineered to high standards
  • Assured high quality and dependability
  • Tested under extreme conditions
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine Wheel Base
• 1981 Chevrolet K20 5.7L V8  131.5 

Dynomax Muffler - Super Turbo Direct Fit - Direct-Fit - Oval - 4.25 in. x 9.75 in. - 2.5 in. ID - 20 in. Shell Length - 25.5 in. Overall Length

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Sale Price: $88.98
(10) In Stock
Part Number: 3407-03269714
Notes: Super Turbo Direct Fit; Direct-Fit; Oval; 4.25 in. x 9.75 in.; 2.5 in. ID; 20 in. Shell Length; 25.5 in. Overall Length
Detailed Notes: Intermediate Pipe Required To Complete Installation~ Stock Replacement Pipe Is Not Included In Kit
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 1981 Chevrolet K20 5.7L V8 

Flowmaster Muffler - 40 Series(TM) Delta Flow - 2.5 in. Offset Inlet / 2.5 in. Opposite Side Offset Outlet - Case Dimensions 4 in. x 9.75 in. x 13 in. - 19 in. Overall Length - Aluminized Steel

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Sale Price: $97.26
with FREE Shipping
(>15) In Stock
Part Number: 3407-03339167
Notes: 40 Series(TM) Delta Flow; 2.5 in. Offset Inlet / 2.5 in. Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel
Condition: New

Shipping Options:
Free Ground Shipping
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 1981 Chevrolet K20 5.7L V8 

Flowmaster Muffler - 50 Series(TM) Delta Flow - 2.5 in. Center Inlet / 2 in. Dual Outlet - Case Dimensions 4 in. x 9.75 in. x 17 in. - 23 in. Overall Length - Aluminized Steel

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Flowmaster 9425502
Muffler
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Sale Price: $110.21
with FREE Shipping
(>15) In Stock
Part Number: 3407-03159680
Notes: 50 Series(TM) Delta Flow; 2.5 in. Center Inlet / 2 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 17 in.; 23 in. Overall Length; Aluminized Steel
Condition: New

Shipping Options:
Free Ground Shipping
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 1981 Chevrolet K20 5.7L V8 

Flowmaster Muffler - Super 40(TM) Delta Flow - 3 in. Center Inlet / 2.5 in. Dual Outlet - Case Dimensions 5 in. x 10 in. x 13.5 in. - 17.5 in. Overall Length - 409S Stainless Steel

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(Read reviews)
Sale Price: $112.77
with FREE Shipping
(13) In Stock
Part Number: 3407-03217350
Notes: Super 40(TM) Delta Flow; 3 in. Center Inlet / 2.5 in. Dual Outlet; Case Dimensions 5 in. x 10 in. x 13.5 in.; 17.5 in. Overall Length; 409S Stainless Steel
Condition: New

Shipping Options:
Free Ground Shipping
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 1981 Chevrolet K20 5.7L V8 

5 stars - (2 Reviews)
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