This 2.75" diameter performance Merge X-Pipe is designed to unleash power while adding a great sound. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla(r) Sound of Power respected by motoring enthusiasts everywhere. Built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, Borla(r) stands behind every X-Pipe with a Million-Mile Warranty. Just what you'd expect from the worlds most experienced (and most winning) exhaust brand.
X-Pipe 2011-2014 Ford Mustang GT 5.0L V8/ 2011-2012 Shelby GT500 5.4L V8 SC Automatic/ Manual Transmission Rear Wheel Drive 2 Door Coupe/ Convertible.
Million Mile Warranty
2011-2014 Ford Mustang GT 5.0L V8/ 2011-2012 Shelby GT500 5.4L V8 Supercharged Automatic/ Manual Transmission Rear Wheel Drive 2 Door Coupe/ Convertible.

Fitment:
2011 Ford Mustang Base
2011 Ford Mustang GT
2011 Ford Mustang Shelby GT500
2012 Ford Mustang Base
2012 Ford Mustang Boss 302
2012 Ford Mustang GT
2012 Ford Mustang Shelby GT500
2013 Ford Mustang Base
2013 Ford Mustang Boss 302
2013 Ford Mustang GT
2013 Ford Mustang Shelby GT500