Corsa Performance 14439 Xtreme Cat-Back Exhaust System Fits 300 Charger MagnumExhaust System Kit Xtreme Cat Back Exhaust System Xtreme Cat Back Exhaust System; Dual Rear Exit; 2. 5 in. Dia.; Incl. Muffler Pipes Clamps Single 3. 5 in. Polished Pro Series Tips; SPECIFICATIONS: Exhaust Type: Cat Back Exit Position: Dual Rear Exit Style: Straight Inlet Inside Diameter: 2. 500 in. Material: Stainless Steel Muffler Type: Chambered Outlet Outside Diameter: 2. 500 in. System Type: Cat Back Tail Pipe Diameter: 2. 500 in. Tail Pipe