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The NGK Iridium IX solid top spark plug box of 4 delivers the same iridium fine-wire center electrode benefits—improved ignitability, fuel efficiency and durability—packaged for modern engines. The fine iridium tip provides a durable, consistent spark and the tapered ground electrode aids startability and throttle response. Trivalent plating resists corrosion and seizing while the premium ceramic insulator helps maintain stable electrical performance over time.
NGK Iridium Premium Solid Top Spark Plug Box of 4 (BR10EIX)
