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The NGK Iridium IX spark plug box of 4 is engineered for improved acceleration, fuel efficiency and durability with a fine iridium center electrode that resists wear. A tapered ground electrode enhances starting, idle quality and throttle response. Trivalent metal plating minimizes corrosion and seizing, while the premium ceramic insulator and copper core support stable operation and effective heat dissipation for consistent performance in demanding conditions.
NGK Iridium Spark Plug Box of 4 (BKR6EIX)
