ur5ix ix iridium plug

ngk's ix iridium series plugs were designed specifically for the performance enthusiast.fine wire center electrode ensures high durability and a consistently stable sparkiridium alloy has an extremely high melting point, perfect for today's high-tech, high performance enginestrivalent metal plating provides superior anti-corrosion and anti-seizing propertiescorrugated ribs prevent flashoverpure alumina silicate ceramic insulator, provides superior strength and better heat transfercopper core aids in heat removaltriple seals prevent leakage