Faster Starts:The Spark Plugs Can Realize The Center Electrode Pole Refinement And Concentrates Spark Energy, Providing Better Ignitibility For Vehicles And Smoother Environment For Engine, No Worry For Misfire.
Fuel Economy: 1.1Mm Fine Wire Iridium Center Wire Tip Design For Sufficient Combustion, Efficiently Reducing Carbon Accumulation. The External Sealing Gasket Can Prevent Combustion Gas Leakage And Relief Fuel Consumption.