15-17 Ford Mustang 5.0L 3in Cat Back Exhaust Exhaust Systems 5 in Diameter - Center

5 in Diameter - Center Exit - Quad 3

The reduction in intake air results in an impressive 10 HP and 20 ft-lb of torque gain without any changes in the engine tune

This is commonplace with open-air intake systems where overheated engine bay air is employed in the intake tract

Exhaust System - PLM Series - Turbo-Back - 4 in Diameter - Stainless Tip - Steel - Aluminized - 2500 / 3500 - Dodge Cummins - Dodge Ram Fullsize Truck 1994-2002 - Kit

and shorter belts

15-17 Ford Mustang 5.0L 3in Cat Back Exhaust Exhaust Systems 5 in Diameter - CenterExhaust System Black Series Cat Back 3 in Diameter Stainless Tip Steel Black Powder Coat Ford Coyote Ford Mustang 2015 17 Kit