Turbo XS Downpipe Catless Bellmouth WRX (2008-2014) STI (2008-2018) BMW The Agency Power exhaust system

The Agency Power exhaust system has been engineered and dyno tested to not only improve the sound

Subaru WRX/STI 2002-2007

then the ACT Heavy Duty Race Sprung 6 pad will get you back on the road

they accelerated in 3rd gear from 3000rpm to redline repeatedly

The system is constructed of SUS304 stainless steel and uses 1

Turbo XS Downpipe Catless Bellmouth WRX (2008-2014) STI (2008-2018) BMW The Agency Power exhaust systemTurboXS catless downpipe for the Subaru WRX and STI uses a massive cast 304 Stainless Steel Bellmouth that tapers to 3. 0" piping where it connects to the mid pipe. Features: Two piece design Easier installation Cast 304 Stainless Steel Bellmouth upper section for maximum exhaust gas flow 3. 5 inch diameter 304 Stainless Steel pipe tapering smoothly to 3. 0 inch Spare wideband oxygen sensor bung included Modified pipe path to provide more ground