Spark Plugs | Summit Racing

Motorcraft Iridium Spark Plugs CYFS12YT4X

Spark Plug, Iridium Tip, Iridium Core, 14mm Thread Size, Each

Part Number: MOF-SP580X

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Autolite Iridium XP Enhanced Alloy Technology Spark Plugs XP5363

Spark Plug, Resistor, Iridium Tip, Iridium Core, 14mm Thread Size, 1 in. Reach, Tapered Seat, Each

Part Number: ATL-XP5363

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Bosch Double Iridium Pin-to-Pin Spark Plugs 9656

Spark Plug, Double Iridium, Copper Core, Flat Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: BCH-9656

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

APR Iridium Pro Spark Plugs Z1003100

Spark Plugs, Iridium Pro, 14mm Thread, 26.5mm Reach, 9 Heat Range, Resistor, Non-projected, Gasket Seat, Audi, Bentley, Porsche, Volkswagen, Each

Part Number: AXR-Z1003100

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Bosch OE Iridium Spark Plugs 9621

Spark Plug, OE Iridium, Gasket Seat, 12mm Thread, 26.5mm Reach, Resistor, Each

Part Number: BCH-9621

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

APR Iridium Pro Spark Plugs Z1003101

Spark Plugs, Iridium Pro, 14mm Thread, 19.0mm Reach, 9 Heat Range, Resistor, Projected, Gasket Seat, Audi, Bentley, Porsche, Volkswagen, Each

Part Number: AXR-Z1003101

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Bosch EVO Spark Plugs 8501

Spark Plugs, Bosch EVO Spark Plugs, Iridium Electrode, 14 mm Threads, 1.043 in. Reach, Audi, Volkswagen, Porsche, Each

Part Number: BCH-8501

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Crown Automotive Spark Plugs SP149125AD

Crown Automotive Spark Plugs SP149125AD

Spark Plug, OEM Replacement, Iridium, Chrysler, Dodge, Jeep, Ram, Each

Part Number: CWA-SP149125AD

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

NGK Iridium IX Spark Plugs LKR7AIX

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026

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Champion Iridium Spark Plugs 9410

Spark Plug, Iridium, Gasket Seat, 12mm Thread, 1.043 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-9410

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Bosch Double Iridium Spark Plugs 9616

Spark Plug, Double Iridium, Copper Core, Tapered Seat, 14mm Thread, 25mm Reach, Resistor, Each

Part Number: BCH-9616

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air