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The NGK Standard spark plug provides dependable OE-quality replacement performance in a simple, proven design. With a high-grade alumina silicate ceramic insulator and a solid copper core, these plugs offer strong heat dissipation and a wide operating range. Triple seals prevent combustion leakage and trivalent plating reduces corrosion and seizing, making installation and removal easier while supporting consistent, long-lasting operation.
NGK Standard Spark Plug Box of 4 (KR9C-G)
