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Application. This Flowmaster American Thunder Series Catback exhaust system is designed to fit the 2015-2016 GT Fastback Mustangs for both great looks and great sound. Not compatible with convertibles. Reuses the stock clamps for installation.
Classic Flowmaster Sound. Add the unmistakable Flowmaster sound to your Fastback S550 Mustang GT with an American Thunder Series Catback Exhaust System from AmericanMuscle. This catback system improves exhaust flow using Flowmaster's 60 Series mufflers for that classic aggressive muscle car exhaust note your high powered Pony deserves.
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