Aggressive Muscle Car Sound.
Let your engine howl with a Roush Extreme Performance Catback System. This innovative Roush exhaust system features a muffler-delete design with resonators mounted directly after the mid-pipe, that results in increased air flow, and a unique sound, with no in-cabin exhaust drone.Quality Roush Construction.
Constructed from CNC mandrel bent 2.5" diameter stainless steel tubing for a durable long life, the Extreme Performance Catback System features two 304 polished stainless steel 4" tips with embossed "ROUSH" logo.Application.
This Roush Extreme Performance Catback System will fit the 2005 to 2009 GT and 2007 to 2009 Shelby GT500 Mustangs with the stock factory rear valance.
Americanmuscle recommends adding the 2005+ Mustang 304 Stainless Steel Exhaust Hanger Kit from the drop down option above, to provide more strength, stability and a cleaner installed appearance. If you have a 2007 Mustang you may need the kit for correct installation. Click here for details.
2005, 2006, 2007, 2008, 2009 Details >>