NGK Spark Plugs Parts and Accessories

With NGK Spark Plugs available for many applications ranging from lawn mowers to high performance race vehicles, plus innovations like the world’s first copper-core...

With NGK Spark Plugs available for many applications ranging from lawn mowers to high performance race vehicles, plus innovations like the world’s first copper-core plug and iridium center electrode, it’s no surprise that NGK Spark Plugs makes the preferred spark plugs for more original equipment manufacturers and performance enthusiasts than any other. Summit Racing carries a large in-stock selection of NGK Spark Plugs, including NGK Platinum spark plugs, NGK Iridium IX spark plugs, NGK spark plug wire sets, NGK spark plug caps, and much more! NGK Spark Plugs has been lighting up the industry since 1936....

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Results 1 - 25 of 2000 +

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: 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 R3932

4.75 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/28/2025

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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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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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We recommend these similar substitute parts:

Autolite Racing Spark Plugs R3931

1 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

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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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: May 2, 2025 if ordered today

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Estimated Ship Date: May 2, 2025 if ordered today

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NGK V-Power Spark Plugs TR5

5 out of 5 stars ( 19 )

Estimated Ship Date: Monday 4/28/2025

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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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Racing Spark Plugs R5673-8

Spark Plug, Racing, Tapered Seat, 14mm Thread, .460 in. Reach, Non-Resistor, Each

Part Number: NGK-3249

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Racing Spark Plugs R6061-10

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

Part Number: NGK-5962

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Iridium IX Spark Plugs LTR6IX-11

Spark Plug, IX Iridium, 14mm Thread, 0.984 in. Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-6509

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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

4.96 out of 5 stars ( 27 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Racing Spark Plugs R7437-9

Spark Plug, Gasket Seat, 14mm, 1.040 in. Reach, R7437-9, Resistor, Projected Tip, Each

Part Number: NGK-4654

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK V-Power Spark Plugs TR5

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: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Iridium IX Spark Plugs LFR7AIX

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

Part Number: NGK-2309

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK Iridium IX Spark Plugs BKR8EIX

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

Part Number: NGK-2668

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

NGK V-Power Spark Plugs UR4

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 ( 29 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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