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2018 GMC Sierra 1500
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2018 GMC Sierra 1500

2018 GMC Sierra 1500 Spark Plugs

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Iridium IX Series Spark Plug, Sold individually
NGK®
Iridium IX Series Spark Plug, Sold individually
Part Number: NGLTR5IX11
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L
Product Details
Notes : 5000 Ohms Resistance; 53 mm Insulator Height; 5/8 in. Hex Size; (1) Standard Ground Electrode; Nickel Core Ground Electrode Material; Taper Cut Core Design; Flat Seat; Non-Removable Nut Terminal TypeSeries : Iridium IX SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Sold individuallyWarranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Heat Range : 5Thread Size : 14 mm
Iridium IX Series Spark Plug, Set of 6
NGK®
Iridium IX Series Spark Plug, Set of 6
Part Number: SET-NGLTR5IX11-6
Guaranteed to Fit
$56.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L Gap 0.040 in.
Product Details
Series : Iridium IX SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Set of 6Warranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Heat Range : 5Thread Size : 14 mm
Iridium IX Series Spark Plug, Set of 8
NGK®
Iridium IX Series Spark Plug, Set of 8
Part Number: SET-NGLTR5IX11-8
Guaranteed to Fit
$71.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L Gap 0.040 in.
Product Details
Series : Iridium IX SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Set of 8Warranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Heat Range : 5Thread Size : 14 mm
Champion Iridium Series Spark Plug, Sold individually
Champion®
Champion Iridium Series Spark Plug, Sold individually
Part Number: C339777
Guaranteed to Fit
$11.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
Product Details
Series : Champion Iridium SeriesQuantity Sold : Sold individuallyWarranty : 7-year, unlimited-mileage or recommended change interval Champion 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.

Reach : 1 in. ReachGap Size : 0.04 in.Heat Range : 14Recommended Use : OE ReplacementProduct Fit : Direct Fit
Double Iridium Series Spark Plug, Sold individually
Bosch®
Double Iridium Series Spark Plug, Sold individually
Part Number: BS96307
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; Tapered Seat Type; Solid Terminal Type; 0.8 mm Center Electrode Size; Fine Wire Type; Projected; (1) Standard; With ResistorSeries : Double Iridium SeriesElectrode Tip Material : Iridium 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 : Iridium Electrode CoreReach : 25 mm ReachGap Size : 0.9 mmHeat Range : 8Thread Size : 14 mm
Ruthenium HX Series Spark Plug, Sold individually
NGK®
Ruthenium HX Series Spark Plug, Sold individually
Part Number: NG90220
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; 0.6 mm Projected Fine Wire Ruthenium Center Electrode; 5000 Ohms Resistance; (1) Fine Wire Platinum Ground Electrode; Tapered Seat Type; Solid Terminal TypeSeries : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Quantity Sold : Sold individuallyWarranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Interchange Part Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Heat Range : 5Thread Size : 14 mm thread size
Ruthenium HX Series Spark Plug, Set of 6
NGK®
Ruthenium HX Series Spark Plug, Set of 6
Part Number: SET-NG90220-6
Guaranteed to Fit
$66.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L Gap 0.040 in.
Product Details
Series : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Quantity Sold : Set of 6Warranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Interchange Part Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Heat Range : 5Thread Size : 14 mm thread size
Ruthenium HX Series Spark Plug, Set of 8
NGK®
Ruthenium HX Series Spark Plug, Set of 8
Part Number: SET-NG90220-8
Guaranteed to Fit
$84.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L Gap 0.040 in.
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L Gap 0.040 in.
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L Gap 0.040 in.
Product Details
Series : Ruthenium HX SeriesElectrode Tip Material : Ruthenium Electrode TipReplaces OE Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Quantity Sold : Set of 8Warranty : 60-day NGK 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 : 25 mm ReachGap Size : 0.04 in.Interchange Part Number : SP490, 90220, 41108, 12620540, AYFS22FM, 8125980040, L3Y218110Heat Range : 5Thread Size : 14 mm thread size
Professional Iridium Series Spark Plug, Sold individually
AC Delco®
Professional Iridium Series Spark Plug, Sold individually
Part Number: AC41114
Guaranteed to Fit
$12.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L enginedesignationname: LV3, Eng.VIN: H
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L enginedesignationname: L8B, Eng.VIN: R
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L enginedesignationname: LV3, Eng.VIN: H
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L enginedesignationname: L86, Eng.VIN: J
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L enginedesignationname: L86, Eng.VIN: J
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
Product Details
Notes : 0.98 in. Thread Reach; 14 mm Hex Size; 25.3 mm Insulator Height; 4000-7500 Ohms Resistance; (1) Ground Electrode; Iridium Ground Electrode Tip; Iridium Material Grade; Fine Wire Center Electrode Design; Conical Seat TypeSeries : Professional Iridium SeriesReplaces OE Number : 12622441Quantity 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.

Interchange Part Number : 12622441
Professional Iridium Series Spark Plug, Set of 6
AC Delco®
Professional Iridium Series Spark Plug, Set of 6
Part Number: SET-AC41114-6
Guaranteed to Fit
$50.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L enginedesignationname: LV3, Eng.VIN: H
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L enginedesignationname: LV3, Eng.VIN: H
Product Details
Series : Professional Iridium SeriesReplaces OE Number : 12622441Quantity 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.

Interchange Part Number : 12622441
Professional Iridium Series Spark Plug, Set of 8
AC Delco®
Professional Iridium Series Spark Plug, Set of 8
Part Number: SET-AC41114-8
Guaranteed to Fit
$63.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L enginedesignationname: L86, Eng.VIN: J
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L enginedesignationname: L86, Eng.VIN: J
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L enginedesignationname: L83, Eng.VIN: C
Product Details
Series : Professional Iridium SeriesReplaces OE Number : 12622441Quantity Sold : Set of 8Warranty : 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.

Interchange Part Number : 12622441
Double Iridium Series Spark Plug, Set of 6
Bosch®
Double Iridium Series Spark Plug, Set of 6
Part Number: SET-BS96307-6
Guaranteed to Fit
$55.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; Tapered Seat Type; Solid Terminal Type; 0.8 mm Center Electrode Size; Fine Wire Type; Projected; (1) Standard; With ResistorComponents : (6) Spark PlugSeries : Double Iridium SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Set of 6Warranty : 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 : Iridium Electrode CoreReach : 25 mm ReachGap Size : 0.9 mmRecommended Use : OE ReplacementProduct Fit : Direct FitHeat Range : 8Thread Size : 14 mm
Double Iridium Series Spark Plug, Set of 8
Bosch®
Double Iridium Series Spark Plug, Set of 8
Part Number: SET-BS96307-8
Guaranteed to Fit
$70.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L
Product Details
Notes : 1.25 mm Thread Pitch; 16 mm Hex Size; Tapered Seat Type; Solid Terminal Type; 0.8 mm Center Electrode Size; Fine Wire Type; Projected; (1) Standard; With ResistorComponents : (8) Spark PlugSeries : Double Iridium SeriesElectrode Tip Material : Iridium Electrode TipQuantity Sold : Set of 8Warranty : 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 : Iridium Electrode CoreReach : 25 mm ReachGap Size : 0.9 mmRecommended Use : OE ReplacementProduct Fit : Direct FitHeat Range : 8Thread Size : 14 mm
Champion Iridium Series Spark Plug, Set of 6
Champion®
Champion Iridium Series Spark Plug, Set of 6
Part Number: SET-C339777-6
Guaranteed to Fit
$55.99
Vehicle Fitment
  • 2018 GMC Sierra 1500 Base 6 Cyl 4.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLE 6 Cyl 4.3L OE Type; Plug Type Res14Wmpb4
Product Details
Components : (6) Spark PlugSeries : Champion Iridium SeriesQuantity Sold : Set of 6Warranty : 7-year, unlimited-mileage or recommended change interval Champion 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.

Reach : 1 in. ReachGap Size : 0.04 in.Heat Range : 14Recommended Use : OE ReplacementProduct Fit : Direct Fit
Champion Iridium Series Spark Plug, Set of 8
Champion®
Champion Iridium Series Spark Plug, Set of 8
Part Number: SET-C339777-8
Guaranteed to Fit
$68.49
Vehicle Fitment
  • 2018 GMC Sierra 1500 Denali 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 Base 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLT 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 Denali 8 Cyl 6.2L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLT 8 Cyl 6.2L OE Type; Plug Type Res14Wmpb4
  • 2018 GMC Sierra 1500 SLE 8 Cyl 5.3L OE Type; Plug Type Res14Wmpb4
Product Details
Components : (8) Spark PlugSeries : Champion Iridium SeriesQuantity Sold : Set of 8Warranty : 7-year, unlimited-mileage or recommended change interval Champion 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.

Reach : 1 in. ReachGap Size : 0.04 in.Heat Range : 14Recommended Use : OE ReplacementProduct Fit : Direct Fit
Page 1 of 1 | Showing 1 - 15 of 15 results

Top Rated Products

AC Delco Professional Iridium Series Spark Plug, Sold individually
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Replaced the old plugs after 100k miles and the motor purrs like a kitten. The numberSee More
Mitch S.
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NGK Ruthenium HX Series Spark Plug, Sold individually
$14.99( Review)
They're pretty good give good power and a smooth idle.
Anthony L.
VERIFIED PURCHASER

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