Gibson Performance 312500 Cat-Back Exhaust System Fits 03-06 H2Exhaust System Kit Cat Back Exhaust System Cat Back Exhaust System; Aluminized; 3in. Tubing; 8in. Round Body; 2. 5in. Dual In Offset Outlet; L 24in.; 3. 5 in. Polished Slash Cut Tip; Exit Out The Back; SPECIFICATIONS: Exhaust Type: Single Exit Position: Single Rear Exit Style: Straight Inlet Inside Diameter: 2. 500 in. Material: Aluminized Muffler Body Length: 24. 000 in. Muffler Type: Chambered Outlet Outside Diameter: 2. 500 in. System Type: Cat