2011-2014 Roush Mustang GT Exhaust - Round Tips - 421147

Product highlights for the 2011-2014 Roush Mustang GT Exhaust - Round Tips: Fits 2011-2014 Mustang GT 5.0L V8 & 2011-2012 GT500 5.4L V8 Upgraded aggressive sound tone and volume Unique open-chambered design Provides higher air flow and less back pressure for increased horsepower and torque 409 stainless steel pipes and muffler 304 stainless steel exhaust tips with chrome flashing Check local noise ordinances for legality Does not negatively affect emissions No in-cockpit boom Fits ROUSH 2010-2012 Mustang Rear Valance, as well as the Ford factory rear valance The ROUSH Axle-Back Mustang Exhaust Kit with Round Tips, designed to fit the 2011-2014 Mustang GT and 2011-2012 Mustang GT500, is an innovative exhaust system from ROUSH that features an open-chambered designed muffler (as opposed to conventional fiberglass-packing). The result is an aggressive sound that is unique to ROUSH, increased longevity (with no fiberglass packing), and increased horsepower and with additional airflow