Sparco Prime RF-9W Racing Helmet Select:Select your size=X-Small Typically no P420 and no

Typically no P420 and no P430 codes and your car smells clean with no need for a tune to pass emissions testing

all while retaining the functionality of PSE (Porsche Sport Exhaust)

Significant Dyno gains across the RPM band

but for true car enthusiasts

Gains vary depending on pre-existing mods and quality of after-market exhaust installed

Sparco Prime RF-9W Racing Helmet Select:Select your size=X-Small Typically no P420 and noThe Prime RF 9W Supercarbon helmet is designed for the FIA 8860 2010 type approval which is required in Formula One, World Rally Championship and Indy Car to name a few series. This is one of the highest safety ratings required for helmets. The Prime RF 9W uses aerospace pre impregnated carbon fiber for the shell. The shell also has a reinforced by a layer of carbon kevlar. Thanks to this manufacturing technology, the Prime RF 9W Supercarbon is