Spark Plugs & Glow Plugs

Spark Plug, Standard Series, 14mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-3967

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each

Part Number: ADO-CR43TS

4.77 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Gasket Seat, 14mm Thread, Each

Part Number: ADO-R45S

4.92 out of 5 stars ( 24 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Core, Resistor, 18mm x 1.50, Tapered Seat, 0.438 in, Reach, Each

Part Number: ATL-45

4.94 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Gasket Seat, 14mm Thread, Each

Part Number: ADO-41-602

Not Yet Reviewed

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Spark Plugs, Iridium Long Life, Gasket Seat, 14mm Thread, 26.5mm Reach, Resistor, Each

Part Number: DNP-3421

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Spark Plug, Standard Series, Tapered Seat, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: NGK-3346

4.77 out of 5 stars ( 26 )

Estimated Ship Date: Tomorrow

Spark Plug, V-Power, Tapered Seat, 14mm Thread, .807 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-2683

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Reach, 5/8 in. Hex, Projected Tip, Resistor, Each

Part Number: NGK-6630

4.97 out of 5 stars ( 31 )

Estimated Ship Date: Tomorrow

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-6

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

Spark Plug, Iridium, 10mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-6289

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-4091

4.74 out of 5 stars ( 39 )

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, AM General, Chevy, Dodge, Ford

Part Number: ADO-R43TS

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-6988

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-5820

4.95 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

Spark Plug, Professional, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-993

4.81 out of 5 stars ( 21 )

Estimated Ship Date: Tomorrow

Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-962

4.82 out of 5 stars ( 67 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: ATL-24

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

Spark Plug, V-Power, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-2238

5.0 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

Spark Plug, Professional, Platinum Tip, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-833

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Spark Plug, Traditional, 14mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-4421

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-5238

4.81 out of 5 stars ( 27 )

Estimated Ship Date: Tomorrow

Spark Plug, Tapered Seat, Iridium Tip, 14mm Thread, 0.708 in. Reach, Resistor, Buick, Chevy, Pontiac, Saturn

Part Number: NAL-12681662

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Special Order

Spark Plug, Tapered Seat, Iridium Tip, 14mm Thread, Resistor, Buick, Chevy, GMC, Hummer, Isuzu, Saturn, Each

Part Number: NAL-12681663

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

• Drop Ship
• Special Order

Spark Plugs, Multi-Ground, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: DNP-3194

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

• Special Order