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Kooks Cat-Back exhaust for 2013–2014 Ford Mustang GT500 replaces the OEM 2-3/4 inch outlet with a 3 inch system that includes 3 inch over-the-axle rear pipes, polished oval race mufflers and 4 inch slash-cut quad tips. Built from stainless steel and manufactured in the USA, this complete cat-back is intended to upgrade flow and finish while using Kooks’ engineered muffler and piping layout.
Kooks 13-14 Ford Mustang GT500 5.8L 4V 2 3/4in x 3in OEM Cat-back Exhaust
