CHEVROLET SILVERADO 1500 LD Spark Plugs Spark Plugs & Glow Plugs Ignitions & Electrical - Free Shipping on Orders Over $109 at Summit Racing

NGK Iridium IX Spark Plugs LTR5IX-11

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .984 in. Reach, Resistor, Each

Part Number: NGK-4344

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

ACDelco GM Genuine Parts Iridium Spark Plugs 19459511

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 1.270 in. Reach, Resistor, Each

Part Number: ADO-41-168

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

E3 Spark Plugs E3.74

Spark Plug, E3, Tapered Seat, 14mm Thread, 1.000 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-74

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

NGK Laser Iridium Spark Plugs ILTR5E11

Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread Size, 25mm Reach, Resistor, Each

Part Number: NGK-91418

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

NGK Ruthenium HX Spark Plugs LTR5AHX

Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 25mm Reach, Tapered Seat, Each

Part Number: NGK-90220

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

NGK G-Power Platinum Spark Plugs LTR5GP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, 1.043 in. Reach, Resistor, Each

Part Number: NGK-5019

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

Bosch Double Iridium Spark Plugs 96307

Spark Plug, Double Iridium, Projected, 8 Heat Range, 25mm Reach, Tapered Seat, Cadillac, Chevy, GMC, Each

Part Number: BCH-96307

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

Champion Iridium Spark Plugs 9777

Spark Plug, Iridium, Tapered Seat, 14mm Thread, 1 in. Reach, Each

Part Number: CPN-9777

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

...Loading

Estimated Ship Date: Monday 10/27/2025

Denso Iridium Long Life Spark Plugs 3539

Spark Plug, Iridium Long Life, ZTJ16VR10, 14mm Thread, 25.00mm Reach, Tapered Seat, Buick, Chevy, GMC, Hummer, Olds, Pontiac, Saturn, Each

Part Number: DNP-3539

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 10, 2025 if ordered today

Autolite Iridium XP Enhanced Alloy Technology Spark Plugs XP6043

Spark Plug, Iridium XP, Iridium, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-XP6043

Not Yet Reviewed

...Loading

Autolite Spark Plugs AI6043

Ir SparkPlug

Part Number: ATL-AI6043

Not Yet Reviewed

...Loading

NGK Laser Iridium Spark Plugs ILTR5B11/3474

Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread, 26.5mm Reach, Resistor, Each

Part Number: NGK-3474

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

Autolite Double Platinum Spark Plugs APP6043

Spark Plug, Double Platinum, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-APP6043

Not Yet Reviewed

...Loading