GMC SIERRA 2500 HD Spark Plugs & Glow Plugs

Spark Plug, IZTR5B11, Laser Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Hex, Each

Part Number: NGK-1465

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Today

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7164

4.97 out of 5 stars ( 29 )

Estimated Ship Date: Today

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: Today

Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: NGK-94567

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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: Today

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: Today

Glow Plug, Chevy, GMC, 6.6L, Duramax, Each

Part Number: DRX-DRX00057

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

Glow Plug, Replacement, GM, 6.6L Duramax, LB7, Each

Part Number: ADO-62G

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, C-Cut Ground Electrode, Tapered Seat, 14mm Thread .708 in. Reach, Projected, Resistor, Set of 4

Part Number: ACC-0526-4

4.95 out of 5 stars ( 20 )

Estimated Ship Date: Today

Spark Plug, Double Platinum, TJ14R-P15, 14mm Thread, 18.00mm Reach, Tapered Seat, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: DNP-5071

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

GLOW PLUG

Part Number: ATL-1120

Not Yet Reviewed

• Special Order

Spark Plug, Double Iridium, Copper Core, Tapered Seat, 14mm Thread, 17.5mm Reach, Resistor, Each

Part Number: BCH-9612

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

• Special Order

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: Dec 29, 2025 if ordered today

• Special Order

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

Part Number: NGK-3474

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Special Order

Ir SparkPlug

Part Number: ATL-AI5245

Not Yet Reviewed

• Special Order

Ir SparkPlug

Part Number: ATL-AI6043

Not Yet Reviewed

• Special Order

Glow Plug, Glow Plug

Part Number: BCH-0250403031

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Special Order

Glow Plug, Stainless Steel, Chevy, GMC, Each

Part Number: ATL-1113

Not Yet Reviewed

• Special Order

Glow Plug, Chevy, GMC, 6.6L, Duramax, Each

Part Number: DRX-DRX00058

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

• Special Order

Spark Plug, Laser Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7862

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 11, 2026 if ordered today

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