NEW DESIGN!  TurboXS 2008-2018 WRX/STI catless downpipe uses a massive cast 304 Stainless Steel Bellmouth that tapers to 3.0" piping...

NEW DESIGN!  TurboXS 2008-2018 WRX/STI downpipe with high flow catalytic converter uses a massive cast 304 Stainless Steel Bellmouth that...

The externally gated uppipe allows you to get every last bit of power out of your stock location turbocharger.  Uppipe is TIG welded to...

The TXS uppipe is a direct replacement for the factory uppipe connecting the exhaust header to the turbocharger inlet.  Design is all 304...