Roush Performance 2005-2009 Ford Mustang Exhaust System, Off -Road

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Improves the power, fuel efficiency, and sound of your Mustang Works with 2005-2009 Ford Mustang GTs Requires ROUSH® Rear Fascia for 2005-2009 Mustangs (part #401271) More aggressive exhaust sound Made of T-304 stainless steel for resistance to corrosion and staining Mandrel-bent tubing for increased air flow Bolt-on axle-back exhaust system attaches to the factory midpipes and requires no cutting Part #401339

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