With new and improved styling, the WS02-XS-RFL remains true to it's roots - it's still really f'n loud! Like all our valves, the RFL...

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...

Not too loud and not too quiet, the WS02-XS-HYB from TurboXS is the valve for you if you want an upgraded Blow Off Valve that you can...

Not too loud and not too quiet, the W15-XS-HYB from TurboXS is the valve for you if you want an upgraded Blow Off Valve that you can hear...

TurboXS releases the first Hybrid Blow Off Valve designed specifically tuned for the Mazdaspeed 3 & 6. The valve features an...

Specifically designed for MY 2002 - 2007 Subaru WRX and STi's will also fit the 2008-2012 STI, the WS-RBV requires no adapter kit to...

The TurboXS Turboback Exhaust for 2002-2007 WRX and STI packs a powerfull punch. Offering huge power gains over stock and a awesome...

The JUKE-XS-RFL is the blow off valve of choice for the Nissan Juke owner looking for the loudest blow off valve available on the...

Our Turboback Exhaust for 2002-2007 WRX and STI packs a powerfull punch. Offering huge power gains over stock and a awesome exhaust note...

Upgrade your 2002 - 2007 Subaru WRX with the TurboXS Catted Downpipe and experience a significant boost in performance and sound....

This hardware kit includes all replacement gaskets, nuts, bolts, and washers that were included with "v1" TurboXS WRX, STi or FXT...

The WRX08-RFL or "Really F#$%!@ Loud" valve is designed specifically for those who want the loudest vent to atmosphere blow off valve...