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NGK Racing spark plug (box of 4) is built for severe competition environments, offering specialized center electrode designs to ensure consistent ignitability and durability. These racing-grade plugs cover a range of heat ratings and configurations to match demanding race engine requirements. Trivalent plating and robust insulator construction support installation reliability and resistance to fouling under extreme conditions.
NGK Racing Spark Plug Box of 4 (R6254E-9)
