MBRP 19-22 Ford Mustang 2.3 EcoBoost 3in Cat-Back Dual Split Rear w/4.5in Carbon Fiber Tips (Race)Cruise the highway or hit the track with an MBRP Street Profile exhaust. It's the perfect mix of aggressive sound when you're into the throttle without being obnoxious on long drives. Pro Series Cat Back Exhaust System; 3 in.; Dual Split Rear Exit; 4. 5 in. Carbon Fiber Tips; Race Version; T304 Stainless Steel; 4. 5in. OD CF Tips Included. Pipe Modifications May Be Required For Installation On Convertibles. Non Active Exhaust Models Only.