TurboXS Catless Stealthback WRX / STI (2002-2007) MINI Cooper and a high-flow dual-stage foam

and a high-flow dual-stage foam air filter

The Legacy GT version of the Hi-Power dual exhaust features 60mm pipe diameter and an integrated silencer built in to each muffler for that stealthy growl

or silver powder coated finishes for long lasting good looks under the hood

This cutting-edge innovation also reduces backpressure

5" 4-bolt exhaust flange all the way through the 3

TurboXS Catless Stealthback WRX / STI (2002-2007) MINI Cooper and a high-flow dual-stage foamFor the 2002 2007 Subaru WRX and STI owners looking to keep their stock muffler, or use a different axle back, the Turbo XS Stealthback is the exhaust for you. This system for the WRX STI includes Turbo XS's 4" bellmouth downpipe, which tapers to 3" into a 3" catless racepipe, and then into a 3" midpipe. Turbo XS's cat to downpipe connection features an OEM style ball and socket design with a donut gasket, to allow exhaust movement while maintaining a