Mercury Marine NGK ITR4A-15 Laser Iridium Spark Plug Snow Designed with a striking graphic

Designed with a striking graphic featuring the perfect wave

Battery Life: Min

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Mercury Marine NGK ITR4A-15 Laser Iridium Spark Plug Snow Designed with a striking graphicNGK ITR4A15 Laser Iridium spark plugs come pregapped to your engine manufacturers specifications and are engineered to deliver long service life, strong ignition performance, and excellent heat transfer. Built with NGKs finewire iridium center electrode and highstrength ceramic insulator, they help improve fuel efficiency, reduce fouling, and maintain reliable operation in marine environments. Features Pregapped to match your engine manufacturers