NGK BKR9EIX IRIDIUM IX SPARK PUGS PACK OF 4 replacement and the 100 percent all-aluminum

and the 100 percent all-aluminum construction ensures the best performance and durability

and diffusers

APR'S 2-PIECE DESIGN EXPLAINED

Racing Durability elements are characterized by:

NGK BKR9EIX IRIDIUM IX SPARK PUGS PACK OF 4 replacement and the 100 percent all-aluminumNGK IX Iridium Series plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high tech, high performance engines. Trivalent metal plating provides superior anti corrosion and anti seizing properties Corrugated ribs prevent flashover Pure alumina silicate ceramic insulator, provides