The Bov-XS-Soft spring is used on applications that have low or light vacuum source cars. Recommend for vehicles with around - 8 inHg.

Replacement gasket for TurboXS Mazda RX8 Race Pipe (RX8-RP) or Cat Pipe (RX8-CP)?

Dress up your 2015 WRX or STi's engine bay with our anodized aluminum Radiator Stays!  ? Direct Replacement for 2015+ WRX and STI? Made...

TurboXS RFL Catback Exhaust for the Cobalt SS TC is just that "Really Fuckin' Loud".  As with anything we put our "RFL" tag on, this part...

The Bov-XS-RFL spring is used on applications that have low or light vacuum source cars. Recommend for vehicles with around greater than...

Replacement Donut Gasket for TurboXS Mazda RX8-CBE to STOCK Catpipe?

Dress up your WRX or STi's engine bay with our anodized aluminum Radiator Stays!  ? Direct Replacement for 2002-2007 WRX and 2004-2007...

If you are looking for a replacement o ring kit for your XS Valve. Look no further, this is the replacement o ring set for the...

Replacement Donut Gasket for TurboXS Mazda RX8-CBE to TurboXS Racepipe or TurboXS Catpipe??? NOT FOR USE WITH STOCK OR OTHER...

Dress up your WRX or STi's engine bay with our anodized aluminum Radiator Stays!  ? Direct Replacement for 2002-2007 WRX and 2004-2007...

Grub Screws, Nuts & Allen Wrench used to secure the Universal valves to H Adapters. 

TurboXS RX8 Catback Exhaust is a high performance, full 3" diameter, all 304 Stainless Steel system providing dramatically increased...