NGK 91039 IFR7X7G NGK Laser Iridium Spark Plug

NGK (635) (635) IFR7X7G NGK Laser Iridium Spark Plug NGK Laser Iridium Spark Plugs are the Premium OE Spark Plug Design. They Feature a Laser Welded 0.8mm Iridium Center Electrode along with Laser Welded Platinum on the Ground Electrode Providing the Strongest Ignitability and the Longest Life Possible. Trivalent Shell Plating Provides Superior Anti-Corrosive & Anti-Seizing Properties.