Let your 2005-2010 GT or 2007-2010 Shelby GT500 Mustang growl with a Roush Extreme Axle-Back Exhaust System. This innovative Roush exhaust system features straight-through high-flow resonators, providing increased air flow and that unique tough, guttural sound with no in-cabin exhaust drone.
Designed for a durable long life and corrosion resistance, the Extreme Axle-Back is constructed from mandrel-bent 2.5" diameter 409 aluminized stainless steel tubing. Utilizing stock mounting points and pre-welded hangers, this axle-back features (2) 4" flash-chromed 304 stainless steel dual wall tips that have been completed with the "ROUSH" logo for impressive looks.
- Tough, Aggressive Growl
- Straight-Through High-Flow Resonators
- 2.5" 409 Aluminized Stainless Steel Tubing
- 4" 304 Stainless Steel Tips
- Flash Chromed Dual Wall Tips w/ Roush Logo
- Fits 2005 to 2010 GT and GT500 Mustangs