MBRP 18-20 Ford Mustang GT 5.0 w/ Quad Tip Active Exhaust Cat Back Split Rear T304 w/ Carb Fib TipsThis MBRP(R) dual quad rear exit performance exhaust design on the Ford Mustang GT 5. 0L with its innovative design including 3" Mandrel bent tubing allows for a +35% increased in flow over stock in track mode. This aftermarket exhaust system is carefully engineered to stay true to the Ford Mustang Active design which has 4 modes for Active exhaust. The 4 modes are Quiet, Normal, Sport and Track and the MBRP Active exhaust makes an incredible