NGK BKR8EIX IRIDIUM SPARK PLUS PACK OF 4 MONBILIO Sounds from the engine and

Sounds from the engine and turbocharger are enhanced and some may even experience better fuel economy depending on driving style

Essentially BMW has seen fit to give M340i owners an air box that looks uninspiring

All too often OEM components must sacrifice various performance minded characteristics in an effort to appeal to a wide variety of customers

Straight Cut

This obstructive factory component is instead replaced by larger diameter

NGK BKR8EIX IRIDIUM SPARK PLUS PACK OF 4 MONBILIO Sounds from the engine andNGK 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