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NGK Standard spark plug set (box of 4) provides proven OE-quality replacement performance. Constructed with a nickel alloy design, high-grade alumina silicate ceramic insulator and 98% pure copper core, these plugs offer strong heat dissipation and durable dielectric strength. Triple gasket sealing prevents combustion gas leakage and trivalent metal plating improves corrosion and seizure resistance for easier installation and long service life.
NGK Standard Spark Plug Box of 4 (TR5C-12)
