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This Stainless Works 3" catback for 2011–2014 Mustang GT and 2011–2012 Shelby GT500 is a dual-exit stainless steel system with retro chambered mufflers and mirror-polished slash-cut conical double-wall tips. It includes hangers and clamps and is designed to mate to Stainless Works Performance Connect headers to retain a full 3" diameter system for a complete stainless replacement.
Stainless Works 2011-14 Mustang GT/2011-2012 Shelby GT500 3in Catback Retro Chambered Mufflers
