Are you ready to give your 2015 Mustang GT or Ecoboost an aggressive new exhaust tone? Ford Performance Parts has you covered with their Sport and Touring cat back exhaust kits! Made from 2.5" stainless steel mandrel bent tubing, this exhaust flows better than OE pipes to give you maximum power in your Mustang. Each muffler is finished of with a 4" tips to give you a custom new look on the rear of your 2015 Mustang. Not only do these kits look, sound, and perform better than stock, you will also save weight! Made by Borla for Ford Performance.