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The NGK Iridium stock spark plug brings iridium-tip durability and consistent spark to applications that benefit from finer electrode materials. Combining high-grade ceramic insulation with a copper core and trivalent plating, these plugs aim to improve ignitability while resisting corrosion and seizing. They provide a durable, longer-lasting alternative to standard nickel plugs and are suitable for drivers seeking improved starting and stable combustion characteristics.
NGK Iridium Stock Spark Plugs Box of 4 (BCPR7ES)
