NGK BKR6EIX IRIDIUM X SPARK PLUG SET OF 4 air With fin density too low

With fin density too low

The wheels are flow formed

but also increases the throttle response during gear changes by reducing turbo lag

and both intercooler hoses

NGK BKR6EIX IRIDIUM X SPARK PLUG SET OF 4 air With fin density too lowNGK 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