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NGK Iridium Racing spark plugs are engineered for extreme racing conditions and sustained high-stress use. Special center-electrode configurations and durable materials maintain ignitability under severe loads and ultra-high heat ranges, supporting quicker starts and consistent combustion in racing environments. These plugs are designed for teams and drivers seeking race-proven ignition components tailored to specific high-performance applications.
NGK Iridium Racing Spark Plug Box of 4 (R2558E-10)
