4Pcs NGK Iridium IX BKR7EIX Spark Plug for Car
NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. 1. Fine wire Center Electrode ensures high durability and a consistently stable spark, 2. Iridium alloy has an extremely high melting point, perfect for today’s high-tech, high performance engines, 3. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties, 4. Corrugated ribs prevent Flashover, 5. Pure alumina silicate ceramic Insulator, provides superior strength and better heat transfer, 6. Copper Core aids in heat removal, 7. Triple seals prevent leakage.