The Invidia Catted Downpipe features a Divorced Wastegate and cat, this will seperate the exhaust gas exiting the downpipe, creating a smoother exhaust flow, thus resulting in more HP and Torque. All this while keeping the exhaust fumes clean and safe for the enviroment.
The downpipe is constucted of 304 stainless steel 3" mandrel bent tubing and bolts up to any stock replacement catback or stock unit.
Notes:
-New downpipe gasket is recommended for purchase with this downpipe.
Fitment:
2004-2007 Subaru STI
2002-2007 Subaru WRX