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2005 Cadillac STS Spark Plug

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AC Delco Spark Plug
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Sale Price: $3.48
(>35) In Stock
Part Number: 18288-09006511
Notes: Professional Conventional -- Variable Valve Timing; Gap .050
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 32Valve FI DOHC 

AC Delco Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05006423
Notes: Professional Double Platinum -- 1st Design; USED ON VEH With 41-988 12565996 SPK PLUGS)(FOR 2ND DES SEE 12597464; Original Equipment; Gap .044
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2005 Cadillac STS RWD  3.6L V6 VIN: 7 

AC Delco Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05006424
Notes: Professional Double Platinum -- 2nd Design; USED ON VEH With 41-990 12597464 SPK PLUGS)(FOR 1ST DES SEE 12565996; Original Equipment; Gap .043; GAP PRE-SET AT FACTORY, DO NOT RE-GAP
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2005 Cadillac STS RWD  3.6L V6 VIN: 7 

AC Delco Spark Plug
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Sale Price: $7.98
(28) In Stock
Part Number: 18288-05544387
Notes: Professional Double Platinum -- Gap .044
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

AC Delco Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05006421
Notes: Professional Double Platinum -- Original Equipment; Gap .040
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Sub Model Engine
• 2005 Cadillac STS AWD  4.6L V8 VIN: A 
• 2005 Cadillac STS RWD  4.6L V8 VIN: A 

AC Delco Spark Plug
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Sale Price: $5.98
(>35) In Stock
Part Number: 18288-05448247
Notes: Professional Rapidfire -- Gap .044
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

AC Delco Spark Plug
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Sale Price: $5.98
(>35) In Stock
Part Number: 18288-05448231
Notes: Professional Rapidfire -- Gap .050
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

Bosch Spark Plug
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Retail Price:
$10.36
Sale Price: $9.33
(15) In Stock
Part Number: W0133-1941840
Notes: OE Fine Wire Iridium
Detailed Notes: Do not gap; Gap is pre-set
Condition: New

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This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Bosch Spark Plug
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Bosch 9617
Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05252113
Notes: OE Fine Wire Iridium -- Do Not Gap, Gap is Preset
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Bosch Spark Plug
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Bosch 9606
Spark Plug
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Sale Price: $7.48
(12) In Stock
Part Number: 18288-09021090
Notes: OE Fine Wire Iridium -- Do Not Gap, Gap is Preset
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Bosch Spark Plug
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Retail Price:
$10.36
Sale Price: $9.33
(18) In Stock
Part Number: W0133-1933511
Notes: OE Finewire Iridium
Detailed Notes: Do not gap; Gap is pre-set
Condition: New

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Ground, Overnight, 2 Day
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

Bosch Spark Plug
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Sale Price: $10.98
(>35) In Stock
Part Number: 18288-05351428
Notes: OE/Specialty -- Do Not Gap, Gap is Preset
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Bosch Spark Plug
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Sale Price: $10.98
(10) In Stock
Part Number: 18288-05528242
Notes: OE/Specialty -- Do Not Gap, Gap is Preset
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Bosch Spark Plug
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Sale Price: $2.98
(3) In Stock
Part Number: 18288-05215667
Notes: PLATINUM
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Bosch Spark Plug
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Bosch 4458
Spark Plug
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Sale Price: $5.98
(>35) In Stock
Part Number: 18288-05021003
Notes: Platinum+4 -- Do Not Gap, Gap is Preset; Original Equipment Is Platinum
Features:
  • Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
  • Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
  • Electrode gap is factory set to provide ease of installation - never requires adjustment
  • Never requires gapping,the electrode gap is factory-set and never requires adjustment
  • Provides ease of installation - never requires adjustment
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Bosch Spark Plug
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Sale Price: $2.98
(9) In Stock
Part Number: 18288-05212362
Notes: Super Plus -- Gap 0.040 in; Original Equipment Is Platinum
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Denso Spark Plug
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Sale Price: $6.98
(>35) In Stock
Part Number: 18288-05052102
Notes: Double Platinum -- Gap 0.040; Long # PT16EPR10; DENSO is O.E. Manufacturer / O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A FI Naturally Aspirated GAS 

Denso Spark Plug
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Denso 3421
Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05051975
Notes: Iridium Long-Life -- Gap 0.044; Long # SK20HR11; Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
Features:
  • Denso Part# SK20HR11
  • Extra Long Life Iridium Plug
  • 0.7mm Fine Wire Iridium-Tipped Center Electrode
  • Platinum Tipped Ground Electrode
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 VIN: 7 FI Naturally Aspirated GAS 

Denso Spark Plug
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Denso 5344
Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05169637
Notes: Iridium Power -- Gap 0.044; Long # IKH20; Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 VIN: 7 FI Naturally Aspirated GAS 

Denso Spark Plug
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Denso 5325
Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05169630
Notes: Iridium Power -- Gap 0.044; Long # IT16; Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A FI Naturally Aspirated GAS 

Denso Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05445057
Notes: Iridium TT -- Gap 0.040; Long # IKH20TT; Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 VIN: 7 FI Naturally Aspirated GAS 

Denso Spark Plug
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Sale Price: $7.98
(>35) In Stock
Part Number: 18288-05445066
Notes: Iridium TT -- Gap 0.040; Long # IT16TT; Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A FI Naturally Aspirated GAS 

Denso Spark Plug
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Denso 4506
Spark Plug
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Sale Price: $3.98
(>35) In Stock
Part Number: 18288-05169540
Notes: Platinum TT -- Gap 0.040; Long # PKH20TT; Platinum TT Plug - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 VIN: 7 FI Naturally Aspirated GAS 

Denso Spark Plug
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Denso 4511
Spark Plug
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Sale Price: $3.98
(>35) In Stock
Part Number: 18288-05169545
Notes: Platinum TT -- Gap 0.040; Long # PT16TT; Platinum TT Plug - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A FI Naturally Aspirated GAS 

Denso Spark Plug
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Sale Price: $2.98
(>35) In Stock
Part Number: 18288-05052085
Notes: STD -- Gap 0.032; Long # T16EPR-U; Resistor Plug with Patented U-Groove Design
Features:
  • T16EPR-U
  • Increases engine performance and throttle response
  • Efficient fuel consumption
  • Improved cold-starting
  • Stable combustion during idling
Condition: New

Shipping Options:
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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A FI Naturally Aspirated GAS 

Denso Spark Plug
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Sale Price: $4.98
(>35) In Stock
Part Number: 18288-05051972
Notes: STD -- Gap 0.044; Long # K20HR-U11; Resistor Plug with Patented U-Groove Design
Features:
  • Denso Part# K20HR-U11
  • Denso Traditional Nickel Spark Plug
  • U-Groove Ground Electrode
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 VIN: 7 FI Naturally Aspirated GAS 

Denso Spark Plug
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Retail Price:
$10.06
Sale Price: $8.33
(8) In Stock
Part Number: W0133-1832660
Notes: w/ Platinum Design
Product Remark: PT16EPR10 ND
Condition: New

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OEM
This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

NGK Spark Plug
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Retail Price:
$22.24
Sale Price: $11.33
(11) In Stock
Part Number: W0133-1763391
Notes: Laser Platinum - w/ Platinum Design
Detailed Notes: This is the true stock plug for part # 90919-01235.
Product Remark: PLTR6A-10G NGK
Condition: New

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This Product Fits the Following: Warehouse: A
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Champion Spark Plug
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Sale Price: $7.48
(14) In Stock
Part Number: 18288-09023648
Notes: Champion Iridium -- Plug Type RE10WYPB5; Gap .044
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Champion Spark Plug
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Champion 7963
Spark Plug
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Sale Price: $7.48
(31) In Stock
Part Number: 18288-09023589
Notes: Double Platinum -- Plug Type RS12PYPB5; Gap .050; OE Type
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

Champion Spark Plug
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Sale Price: $3.98
(>35) In Stock
Part Number: 18288-05027464
Notes: Platinum Power -- Plug Type RE10PMC5; Gap .044
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Champion Spark Plug
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Sale Price: $3.98
(16) In Stock
Part Number: 18288-05027482
Notes: Platinum Power -- Plug Type RS10PYC; Gap .050
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

E3 Spark Plugs Spark Plug
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E3 Spark Plugs E3.54
Spark Plug
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Sale Price: $6.98
(>35) In Stock
Part Number: 18288-05343295
Notes: Spark Plug
Features:
  • More Horsepower
  • Improved Fuel Efficiency
  • Reduced Engine Emissions
  • Longer Engine Life
  • Better Conductive Heat Transfer
  • Easier starts in all weather conditions
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

E3 Spark Plugs Spark Plug
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Sale Price: $6.98
(>35) In Stock
Part Number: 18288-05343301
Notes: Spark Plug
Features:
  • More Horsepower
  • Improved Fuel Efficiency
  • Reduced Engine Emissions
  • Longer Engine Life
  • Better Conductive Heat Transfer
  • Easier starts in all weather conditions
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Motorcraft Spark Plug
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Sale Price: $2.98
(>35) In Stock
Part Number: 18288-05156384
Notes: Spark Plug -- Plug Material: Copper; Gap: .050; Type - Alternative Plg
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

NGK Spark Plug
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Sale Price: $4.48
(>35) In Stock
Part Number: 18288-09083083
Notes: G-Power Spark Plug -- .040
Condition: New

Shipping Options:
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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

NGK Spark Plug
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Sale Price: $9.48
(>35) In Stock
Part Number: 18288-09083490
Notes: Iridium IX Spark Plug -- .040
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

NGK Spark Plug
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Sale Price: $10.48
(13) In Stock
Part Number: 18288-09134943
Notes: Laser Iridium Spark Plug -- .044
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

NGK Spark Plug
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NGK 3784
Spark Plug
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Sale Price: $10.48
(31) In Stock
Part Number: 18288-09083131
Notes: Laser Platinum Spark Plug -- .040
Condition: New

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This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

NGK Spark Plug
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Sale Price: $2.98
(>35) In Stock
Part Number: 18288-05051219
Notes: V-Power Spark Plug -- .040
Condition: New

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This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

MSD Spark Plug - Iridium Tip Spark Plug - 4 Pack - Plug Type 1IR5Y - [Available While Supplies Last];0.043 in. Plug Gap

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Sale Price: $35.96
(>15) In Stock
Part Number: 18288-03287538
Notes: Iridium Tip Spark Plug; 4 Pack; Plug Type 1IR5Y; [Available While Supplies Last];0.043 in. Plug Gap
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: F
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 

MSD Spark Plug - Iridium Tip Spark Plug - 4 Pack - Plug Type 5IR6Y - [Available While Supplies Last];0.032 in. Plug Gap

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Sale Price: $35.96
(9) In Stock
Part Number: 18288-03287592
Notes: Iridium Tip Spark Plug; 4 Pack; Plug Type 5IR6Y; [Available While Supplies Last];0.032 in. Plug Gap
Condition: New

Shipping Options:
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This Product Fits the Following: Warehouse: F
Vehicle Engine
• 2005 Cadillac STS 3.6L V6 

Bosch Spark Plug
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Sale Price: $4.48

Out of Stock
Part Number: 18288-09020454
Notes: Platinum Plus -- Gap 0.040 in; Original Equipment Is Platinum
Features:
  • Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency
  • Tapered, yttrium enhanced v-profile ground electrode provides a 25% longer performance life
  • Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
  • Factory-set gap once the proper gap is set, there's no need to re-gap
  • Contains one spark plug
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: H
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Bosch Spark Plug
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(Read reviews)
Sale Price: $5.98

Out of Stock
Part Number: 18288-05527784
Notes: Platinum+2 -- Do Not Gap, Gap is Preset; Original Equipment Is Platinum
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

Bosch Spark Plug
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(Read reviews)
Sale Price: $2.98

Out of Stock
Part Number: 18288-05244457
Notes: SUPER
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Warehouse: B
Vehicle Engine
• 2005 Cadillac STS 4.6L V8 VIN: A 

4.9 stars - (29 Reviews)
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