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The NGK Standard spark plug provides OE‑style nickel alloy performance and proven reliability. Its high‑grade alumina silicate ceramic insulator strengthens dielectric performance while a 98% pure copper core helps remove heat. Triple gasket seals prevent leakage and trivalent plating guards against corrosion and seizing, supporting long service life and straightforward installation when replacing OE spark plugs in daily drivers.
NGK Standard Spark Plug Box of 10 (JR9B)
