Borla 18 19 Ford Mustang GT 5.0L AT MT 2.5in S Type Axle Back Exhaust w Borla Mustang S Type Cat Back Exhaust with Polished Tips 140067 (99 04 Borla 2018 Ford Mustang GT 5.0L AT MT 3in ATAK Catback Exhaust w Borla 140589BC Touring Catback Exhaust for 2015 2017 Ford Mustang GT 5. Borla Cat Back And Axle Back multi core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere. Each system is 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 controlled CNC manufacturing ensures an accurate fit. Best of all, Borla stands behind every system with a Million Mile Warranty. Just what you? d expect from the world? s most experienced (and most winning) exhaust brand. This Part Fits: Year Make Model Submodel 2015 2017 Ford Mustang GT 2015 Ford Mustang GT 50 Years Limited Edition 2015 2017 Ford Mustang GT Premium