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2005 Cadillac STS

2005 Cadillac STS Spark Plugs

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Platinum Series Spark Plug, Sold individually
Part Number: BS6747
Guaranteed to Fit
$10.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L Original Equipment Is Double Platinum; Replacement Item
Product Details
Notes : (1) Ground Electrode; 16 mm Hex Size; 6000 Ohms Resistance; 4-Cycle Spark Plug Type; Nickel-Yttrium Ground Electrode Tip; Standard Ground Configuration; Standard Ground Electrode Tip; Non-Projected Ceramic Insulator; Tapered Seat Type; With ResistorSeries : Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Bosch limited warrantyPromotions : European Vehicle PartsElectrode Core Material : Nickel-Yttrium, Copper, and Platinum Electrode CoreReach : 17.5 mm ReachGap Size : 1.3 mmRecommended Use : OE ReplacementProduct Fit : Direct FitHeat Range : 7Thread Size : 14 mm
OE/Specialty Spark Plug Series Spark Plug, Sold individually
Part Number: BS7971
Guaranteed to Fit
$11.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L Gap 0.040 in., Original Equipment Is Platinum
Product Details
Notes : 5/8 in. hex size; Projected tip; Removable nut terminal type; Tapered seat styleSeries : OE/Specialty Spark Plug SeriesSpark Plug Code : HR8DCX+Electrode Tip Material : Nickel-yttrium Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Bosch limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsElectrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 1.1 mmHeat Range : 8Thread Size : 14 mm thread size
Platinum Series Spark Plug, Sold individually
Part Number: ALTAP5263
Guaranteed to Fit
$10.99
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L
Product Details
Notes : 4000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Standard Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Nickel Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 4-year Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.98 in. ReachGap Size : 0.04 in.Thread Size : 14 mm
Platinum Series Spark Plug, Sold individually
Part Number: ALTAP605
Guaranteed to Fit
$2.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L
Product Details
Notes : 4000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Standard Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Nickel Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 4-year Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.68 in. ReachGap Size : 0.06 in.Thread Size : 14 mm
Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-990
Guaranteed to Fit
$12.99
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L RWD, 2nd Design, Used On Vehicles With 41-990 12597464 Spark Plugs, For 1st Design See 12565996
Product Details
Notes : Gap pre-set at factory, do not re-gapSeries : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : 0.043 in.
Iridium XP Series Spark Plug, Sold individually
Part Number: ALTXP5263
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L
Product Details
Notes : 4000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Fine Wire Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Platinum Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Iridium XP SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Sold individuallyWarranty : Lifetime Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.98 in. ReachGap Size : 0.04 in.Thread Size : 14 mm
Iridium XP Series Spark Plug, Sold individually
Part Number: ALTXP605
Guaranteed to Fit
$5.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L
Product Details
Notes : 4000 82 Resistance; 5/8 in. Hex Size; (1) Ground Electrode Quantity; Fine Wire Center Electrode Design; Mid Projection Tip Configuration; Stud Electrical Terminal Type; Nickel Ground Electrode Core Material; Tapered Ground Electrode Tip Design; Platinum Ground Electrode Tip Material; Ceramic Insulator Material; Tapered Seat TypeSeries : Iridium XP SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Sold individuallyWarranty : Lifetime Autolite limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.68 in. ReachGap Size : 0.06 in.Thread Size : 14 mm
Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-988
Guaranteed to Fit
$14.49
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L RWD, 1st Design, Used On Veh W/41-988 12565996 Spk Plugs)(For 2nd Des See 12597464, Original Equipment, Gap .044
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Professional Platinum Series Spark Plug, Set of 6
Part Number: SET-AC41-988-6
Guaranteed to Fit
$55.99
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L RWD, 1st Design, Used On Veh W/41-988 12565996 Spk Plugs)(For 2nd Des See 12597464, Original Equipment, Gap .044
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 6Warranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-814
Guaranteed to Fit
$16.49
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L Gap .044
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Professional Platinum Series Spark Plug, Set of 6
Part Number: SET-AC41-814-6
Guaranteed to Fit
$46.49
Vehicle Fitment
  • 2005 Cadillac STS Base 6 Cyl 3.6L Gap .044
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 6Warranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Professional Conventional Series Spark Plug, Sold individually
Part Number: ACR44LTS6
Guaranteed to Fit
$8.49
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L FI, DOHC, 32 Valve, Variable Valve Timing
Product Details
Notes : 5/8 in. hex size; Tapered seat styleSeries : Professional Conventional SeriesSpark Plug Code : R44LTS6Electrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 0.06 in.Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Set of 8
Part Number: SET-ACR44LTS6-8
Guaranteed to Fit
$26.49
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L FI, DOHC, 32 Valve, Variable Valve Timing
Product Details
Series : Professional Conventional SeriesSpark Plug Code : R44LTS6Electrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Set of 8Warranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 17.55 mm ReachGap Size : 0.06 in.Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Sold individually
Part Number: ACMR43LTS
Guaranteed to Fit
$2.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L
Product Details
Notes : 0.67 in. Thread Reach; 16 mm Hex Size; 2500-12000 Ohms Resistance; (1) Ground Electrode; Nickel Ground Electrode Tip; Tapered Seat TypeSeries : Professional Conventional SeriesSpark Plug Code : MR43LTSElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 5614210, 19355201Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1.14 mmInterchange Part Number : 5614210, 19355201Heat Range : 3Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Set of 8
Part Number: SET-ACMR43LTS-8
Guaranteed to Fit
$26.99
Vehicle Fitment
  • 2005 Cadillac STS Base 8 Cyl 4.6L
Product Details
Series : Professional Conventional SeriesSpark Plug Code : MR43LTSElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 5614210, 19355201Quantity Sold : Set of 8Warranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 18 mm ReachGap Size : 1.14 mmInterchange Part Number : 5614210, 19355201Heat Range : 3Thread Size : 14 mm thread size
Page 1 of 5 | Showing 1 - 15 of 72 results

Top Rated Products

No issues with the spark plugs
Michael M.
VERIFIED PURCHASER
Great spark plugs, fast delivery, nice packaging
Willie W.
VERIFIED PURCHASER
Good plugs and fast shipping
Timothy M.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

Q:Will These spark plugs fit my 2001 Chevy Silverado with the 5.3 v8?
Mike T.
A:BEST ANSWERHi Mike, I'm glad to assist you. Yes, they will. Click on the link below for direct ordering to take advantage of our limited stocks. I hope this helps, and happy shopping. https://www.carparts.com/spark-plug/ac-delco/set-acmr43lts-8?can=CPAE1047_CSQA_20230903 Show less
Arnel E.
 
1 Question, 1 AnswerView all Q&As >

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