This MBRP exhaust system is perfect for Mustang GT enthusiasts who want to enhance their driving experience. Whether you're cruising on the highway or showing off at car meets, it'll make your car stand out. It's great for those living in dry climates on a budget. The 3 - inch dual muffler axle - back split rear design fits 2011 - 2014 Ford Mustang GT 5.0 models. It uses heavy - gauge Aluminized Steel tubing that is mandrel - bent for better exhaust flow.