Gibson Performance 315627 Cat-Back Exhaust SystemExhaust System Kit Cat Back Exhaust System Cat Back Exhaust System; Aluminized; 3. 5in. Tubing; 8x11x24 Oval Body; 3. 5in. Offset In Outlet; 4 in. Polished Slash Cut Tip; Exit Straight Out Back; SPECIFICATIONS: Exhaust Type: Single Exit Position: Single Rear Exit Style: Straight Inlet Inside Diameter: 3. 500 in. Material: Aluminized Muffler Body Length: 24. 000 in. Muffler Type: Chambered Outlet Outside Diameter: 3. 500 in. System Type: Cat Back Tail