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Summit Racing SpeedCard - learn how to get 10% back up to $100

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Performance & Replacement Spark Plugs

Fire up your engine with power-packed strokes and increased combustion pressure by adding top-quality spark plugs to your racing or street machine. Whether your car...

Fire up your engine with power-packed strokes and increased combustion pressure by adding top-quality spark plugs to your racing or street machine. Whether your car is foreign or domestic, we have a massive assortment of performance and replacement spark plug options from which to choose. Select from the industry’s leading brands, including E3 Spark Plugs, NGK, Champion, Bosch, ACDelco, Fram, ACCEL, Autolite, Ford Racing, Motorcraft, and many more! With options for virtually any type of electrode core and tip material, we have the spark plugs to keep your pistons firing run after run!

Fire up your engine with power-packed strokes and increased combustion pressure by adding top-quality spark plugs to your racing or street machine. Whether your car is foreign or domestic, we have a massive assortment of performance and replacement spark plug options from which to choose. Select from the industry’s leading brands, including E3 Spark Plugs, NGK, Champion, Bosch, ACDelco, Fram, ACCEL, Autolite, Ford Racing, Motorcraft, and many more! With options for virtually any type of electrode core and tip material, we have the spark plugs to keep your pistons firing run after run!

Showing In Stock Items. Show All 23 Items.

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Results 1 - 16 of 16

NGK V-Power Spark Plugs TR55

NGK V-Power Spark Plugs TR55

NGK V-Power Spark Plugs TR55

Spark Plug, V-Power, Tapered Seat, 14mm Thread, 0708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3951

4.67 out of 5 stars ( 48 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

NGK Iridium IX Spark Plugs TR55IX

NGK Iridium IX Spark Plugs TR55IX

NGK Iridium IX Spark Plugs TR55IX

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: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

NGK Ruthenium HX Spark Plugs TR5AHX

NGK Ruthenium HX Spark Plugs TR5AHX

NGK Ruthenium HX Spark Plugs TR5AHX

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: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

NGK G-Power Platinum Spark Plugs TR55GP

NGK G-Power Platinum Spark Plugs TR55GP

NGK G-Power Platinum Spark Plugs TR55GP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .691 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3403

4.87 out of 5 stars ( 23 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Autolite Copper Core Spark Plugs 104

Autolite Copper Core Spark Plugs 104

Autolite Copper Core Spark Plugs 104

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

Part Number: ATL-104

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Denso Iridium TT Spark Plugs 4713

Denso Iridium TT Spark Plugs 4713

Denso Iridium TT Spark Plugs 4713

Spark Plugs, Iridium TT, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-4713

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

E3 Spark Plugs E3.62

E3 Spark Plugs E3.62

E3 Spark Plugs E3.62

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-62

4.27 out of 5 stars ( 48 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Autolite XP Xtreme Performance Spark Plugs XP104

Autolite XP Xtreme Performance Spark Plugs XP104

Autolite XP Xtreme Performance Spark Plugs XP104

Spark Plug, XP, Copper Core, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Non-resistor, Each

Part Number: ATL-XP104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Champion Copper Plus Spark Plugs 401

Champion Copper Plus Spark Plugs 401

Champion Copper Plus Spark Plugs 401

Spark Plug, RS12YC, Copper Plus, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-401

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Denso Platinum TT Spark Plugs 4511

Denso Platinum TT Spark Plugs 4511

Denso Platinum TT Spark Plugs 4511

Spark Plugs, Platinum TT, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-4511

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

ACDelco Conventional Resistor Spark Plugs 19354421

ACDelco Conventional Resistor Spark Plugs 19354421

ACDelco Conventional Resistor Spark Plugs 19354421

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Ford, Jaguar, Peugeot, Volvo

Part Number: ADO-R42LTS

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Denso Iridium Power Spark Plugs 5325

Denso Iridium Power Spark Plugs 5325

Denso Iridium Power Spark Plugs 5325

Spark Plug, Iridium Power, IT16, 14mm Thread, 18.00mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-5325

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Champion Double Platinum Power Spark Plugs 7963

Champion Double Platinum Power Spark Plugs 7963

Champion Double Platinum Power Spark Plugs 7963

Spark Plug, Double Platinum, Tapered Seat, 14mm Thread, 18mm Reach, Projected Tip, Resistor, Each

Part Number: CPN-7963

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Bosch OE Iridium Spark Plugs 9605

Bosch OE Iridium Spark Plugs 9605

Bosch OE Iridium Spark Plugs 9605

Spark Plug, OE Iridium, Iridium, 14mm Thread, 0.750 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: BCH-9605

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

NGK Laser Platinum Spark Plugs PTR5C-13

NGK Laser Platinum Spark Plugs PTR5C-13

NGK Laser Platinum Spark Plugs PTR5C-13

Spark Plug, Double Platinum, 18mm Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-7740

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

ACDelco RAPIDFIRE Performance Platinum Spark Plugs 19308032

ACDelco RAPIDFIRE Performance Platinum Spark Plugs 19308032

ACDelco RAPIDFIRE Performance Platinum Spark Plugs 19308032

Spark Plug, AC Delco, Platinum, Tapered Seat, 14mm Thread, .625 in. Reach, Resistor, Each

Part Number: ADO-12

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

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