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Performance & Replacement Spark Plugs

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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!

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Results 1 - 25 of 2000 +

NGK Racing Spark Plugs R5671A-10

NGK Racing Spark Plugs R5671A-10

NGK Racing Spark Plugs R5671A-10

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

Part Number: NGK-5820

4.94 out of 5 stars ( 18 )

Estimated Ship Date: Apr 30, 2025 if ordered today

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Estimated Ship Date: Apr 30, 2025 if ordered today

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Autolite Racing Spark Plugs R3932

Autolite Racing Spark Plugs R3932

4.75 out of 5 stars ( 16 )

Estimated Ship Date: Today

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NGK Racing Spark Plugs R5671A-8

NGK Racing Spark Plugs R5671A-8

NGK Racing Spark Plugs R5671A-8

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

Part Number: NGK-4554

4.88 out of 5 stars ( 41 )

Estimated Ship Date: Today

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NGK Racing Spark Plugs R5671A-9

NGK Racing Spark Plugs R5671A-9

NGK Racing Spark Plugs R5671A-9

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: Today

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Estimated Ship Date: Today

NGK Racing Spark Plugs R5671A-7

NGK Racing Spark Plugs R5671A-7

NGK Racing Spark Plugs R5671A-7

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

Part Number: NGK-4091

4.74 out of 5 stars ( 38 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

NGK Racing Spark Plugs for 2011 RX 65 MOTARD - R5671A-11

NGK Racing Spark Plugs for 2011 RX 65 MOTARD - R5671A-11

NGK Racing Spark Plugs for 2011 RX 65 MOTARD - R5671A-11

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

Part Number: NGK-6596

5.0 out of 5 stars ( 8 )

Estimated Ship Date: May 2, 2025 if ordered today

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Estimated Ship Date: May 2, 2025 if ordered today

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Autolite Racing Spark Plugs R3931

Autolite Racing Spark Plugs R3931

1 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Brisk Silver Racing Spark Plugs RR12S

Brisk Silver Racing Spark Plugs RR12S

Brisk Silver Racing Spark Plugs RR12S

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 25mm Reach, Tapered Seat, 12 Heat Range, Resistor, Each

Part Number: BIK-RR12S

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

NGK V-Power Spark Plugs TR6

NGK V-Power Spark Plugs TR6

NGK V-Power Spark Plugs TR6

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

Part Number: NGK-4177

4.91 out of 5 stars ( 58 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs for 2006-2007 6, 2014 CTS, 2014-2015 XTS - LTR7IX-11

NGK Iridium IX Spark Plugs for 2006-2007 6, 2014 CTS, 2014-2015 XTS - LTR7IX-11

NGK Iridium IX Spark Plugs for 2006-2007 6, 2014 CTS, 2014-2015 XTS - LTR7IX-11

Spark Plug IX Iridium, 14mm Thread, 25mm Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-6510

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Today

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ACCEL C-Cut Performance Spark Plugs 0416S-4

ACCEL C-Cut Performance Spark Plugs 0416S-4

ACCEL C-Cut Performance Spark Plugs 0416S-4

Spark Plug, Shorty, C-Cut Electrode, Gasket Seat, 14mm Thread .750 in. Reach, Projected, Resistor, Set of 4

Part Number: ACC-0416S-4

4.12 out of 5 stars ( 105 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Iridium Spark Plugs 19417055

ACDelco GM Genuine Parts Iridium Spark Plugs 19417055

ACDelco GM Genuine Parts Iridium Spark Plugs 19417055

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.689 in. Reach, Resistor, Each

Part Number: ADO-41-162

4.83 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 3924

Autolite Copper Core Spark Plugs 3924

Autolite Copper Core Spark Plugs 3924

Spark Plug, Copper, 14mm Thread, 0.750 in. Reach, Gasket Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-3924

4.82 out of 5 stars ( 60 )

Estimated Ship Date: Today

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NGK Standard Series Spark Plugs for 1991-1992 XJS - BR7EF

NGK Standard Series Spark Plugs for 1991-1992 XJS - BR7EF

NGK Standard Series Spark Plugs for 1991-1992 XJS - BR7EF

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

Part Number: NGK-3346

4.76 out of 5 stars ( 25 )

Estimated Ship Date: Today

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NGK V-Power Spark Plugs BKR5E

NGK V-Power Spark Plugs BKR5E

NGK V-Power Spark Plugs BKR5E

Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7938

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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NGK Laser Iridium Spark Plugs IZTR5B11

NGK Laser Iridium Spark Plugs IZTR5B11

NGK Laser Iridium Spark Plugs IZTR5B11

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

Part Number: NGK-1465

4.87 out of 5 stars ( 23 )

Estimated Ship Date: Today

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ACCEL Performance Spark Plugs 8199

ACCEL Performance Spark Plugs 8199

ACCEL Performance Spark Plugs 8199

Spark Plugs, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Set of 8

Part Number: ACC-8199

4.81 out of 5 stars ( 84 )

Estimated Ship Date: Today

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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

4.64 out of 5 stars ( 45 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs for 2006-2009 STS, XLR - TR7IX

NGK Iridium IX Spark Plugs for 2006-2009 STS, XLR - TR7IX

NGK Iridium IX Spark Plugs for 2006-2009 STS, XLR - TR7IX

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

Part Number: NGK-3690

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

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ACCEL Performance Spark Plugs 0576S-4

ACCEL Performance Spark Plugs 0576S-4

ACCEL Performance Spark Plugs 0576S-4

Spark Plugs, Shorty, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Set of 4

Part Number: ACC-0576S-4

4.78 out of 5 stars ( 123 )

Estimated Ship Date: Today

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Brisk Silver Racing Spark Plugs RR10S

Brisk Silver Racing Spark Plugs RR10S

Brisk Silver Racing Spark Plugs RR10S

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 25mm Reach, Tapered Seat, 10 Heat Range, Resistor, Each

Part Number: BIK-RR10S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Champion Racing Spark Plugs RC12YC

Champion Racing Spark Plugs RC12YC

Champion Racing Spark Plugs RC12YC

Spark Plug, RC12YC, Copper Plus, 14mm Thread, Gasket Seat, .750 in. Reach, Projected Tip, Each

Part Number: CPN-71-1

4.8 out of 5 stars ( 45 )

Estimated Ship Date: Today

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Brisk Silver Racing Spark Plugs ER10S

Brisk Silver Racing Spark Plugs ER10S

Brisk Silver Racing Spark Plugs ER10S

Spark Plug, Silver, 14mm Threads, 26.5mm Reach, Gasket Seat, Each

Part Number: BIK-ER10S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs LFR5AIX-11

NGK Iridium IX Spark Plugs LFR5AIX-11

NGK Iridium IX Spark Plugs LFR5AIX-11

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, 1.043 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-4469

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs LTR5IX-11

NGK Iridium IX Spark Plugs LTR5IX-11

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: Today

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NGK Racing Spark Plugs R5672A-8

NGK Racing Spark Plugs R5672A-8

NGK Racing Spark Plugs R5672A-8

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

Part Number: NGK-7173

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs TR6IX

NGK Iridium IX Spark Plugs TR6IX

NGK Iridium IX Spark Plugs TR6IX

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

Part Number: NGK-3689

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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