Spark Plugs & Plug Cords

Shop performance spark plugs & plug cords designed for street and track applications. Quality aftermarket parts with proven vehicle fitment.

HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for LAGREAT RL1
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HKS
HKS Super Fire Racing M40i Spark Plugs LAGREAT RL1 J35A 50003-M40i x 6
(0)
¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 3 for LIFE DUNK JB3/JB4
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HKS Super Fire Racing M40i Spark Plugs LIFE DUNK JB3/JB4 E07Z 50003-M40i x 3
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¥7,979 ¥10,230
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for LIFE JC1/JC2
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HKS Super Fire Racing M40i Spark Plugs LIFE JC1/JC2 P07A 50003-M40i x 6
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¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for LIFE JC1/JC2
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HKS Super Fire Racing M40i Spark Plugs LIFE JC1/JC2 P07A 50003-M40i x 6
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¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for LIFE JB7/JB8
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HKS Super Fire Racing M40i Spark Plugs LIFE JB7/JB8 P07A 50003-M40i x 6
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¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for LIFE JB5/JB6
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HKS Super Fire Racing M40i Spark Plugs LIFE JB5/JB6 P07A 50003-M40i x 6
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¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 3 for LIFE JB1/JB2
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HKS
HKS Super Fire Racing M40i Spark Plugs LIFE JB1/JB2 E07Z 50003-M40i x 3
(0)
¥7,979 ¥10,230
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 3 for LIFE JA4
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HKS
HKS Super Fire Racing M40i Spark Plugs LIFE JA4 E07A 50003-M40i x 3
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¥7,979 ¥10,230
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for MOBILIO SPIKE GK1/GK2
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HKS Super Fire Racing M40i Spark Plugs MOBILIO SPIKE GK1/GK2 L15A 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for MOBILIO GB1/GB2
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HKS Super Fire Racing M40i Spark Plugs MOBILIO GB1/GB2 L15A 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for HORIZON UBS25GWH
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HKS Super Fire Racing M40i Spark Plugs HORIZON UBS25GWH 6VD1 50003-M40i x 6
(0)
¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 6 for HORIZON UBS26GWH
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HKS Super Fire Racing M40i Spark Plugs HORIZON UBS26GWH 6VE1 50003-M40i x 6
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¥15,959 ¥20,460
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BB6/BB8
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BB6/BB8 H22A 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BB1/BB4
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BB1/BB4 H22A 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BB5/BB7
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BB5/BB7 F22B 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BA8/BA9
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BA8/BA9 F22B 50003-M40i x 4
(0)
¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BB5
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BB5 F22B 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for PRELUDE BA7
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HKS Super Fire Racing M40i Spark Plugs PRELUDE BA7 B21A 50003-M40i x 4
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¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FREED SPIKE GB3/GB4
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HKS Super Fire Racing M40i Spark Plugs FREED SPIKE GB3/GB4 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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In Stock

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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FREED GB3/GB4
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HKS Super Fire Racing M40i Spark Plugs FREED GB3/GB4 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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In Stock

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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT HYBRID GP4
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HKS Super Fire Racing M40i Spark Plugs FIT HYBRID GP4 LEA 50003-M40i x 4
(0)
¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT SHUTTLE GG7/GG8
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HKS Super Fire Racing M40i Spark Plugs FIT SHUTTLE GG7/GG8 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT ARIA GD8/GD9
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HKS Super Fire Racing M40i Spark Plugs FIT ARIA GD8/GD9 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT ARIA GD6/GD7
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HKS Super Fire Racing M40i Spark Plugs FIT ARIA GD6/GD7 L13A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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Receives in 6 days.

HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT GE8/GE9
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HKS
HKS Super Fire Racing M40i Spark Plugs FIT GE8/GE9 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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In Stock

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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT GD3/GD4
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HKS
HKS Super Fire Racing M40i Spark Plugs FIT GD3/GD4 L15A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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In Stock

Receives in 6 days.

HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 4 for FIT GE6/GE7
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HKS
HKS Super Fire Racing M40i Spark Plugs FIT GE6/GE7 L13A 50003-M40i x 4
(0)
¥10,639 ¥13,640
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 8 for FIT GD1/GD2
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HKS
HKS Super Fire Racing M40i Spark Plugs FIT GD1/GD2 L13A 50003-M40i x 8
(0)
¥21,278 ¥27,280
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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 5 for VIGOR CC2
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HKS
HKS Super Fire Racing M40i Spark Plugs VIGOR CC2 G25A 50003-M40i x 5
(0)
¥13,299 ¥17,050
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In Stock

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HKS Super Fire Racing M40i Spark Plugs 50003-M40i x 5 for VIGOR CC3
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HKS
HKS Super Fire Racing M40i Spark Plugs VIGOR CC3 G20A 50003-M40i x 5
(0)
¥13,299 ¥17,050
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In Stock

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Spark Plugs & Plug Cords

Shop performance spark plugs & plug cords designed for street and track applications. Quality aftermarket parts with proven vehicle fitment.

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Frequently Asked Questions

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Can I change or cancel my order after placing it?

We process orders quickly to ensure fast delivery. If you need to change or cancel your order, please contact our customer support as soon as possible. Once an order has been shipped, changes may no longer be possible.
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