Gibson Performance 612701 Cat-Back Dual Split Exhaust System Fits 08-10 H3Exhaust System Kit Cat Back Dual Split Exhaust System Cat Back Dual Split Exhaust System; Stainless; 2. 5in. Tubing; 7in. Rd Body; 2. 75in. Center In 2. 5in. Dual Outlet; L 19 in.; 3. 5in. Polished Slash Cut Tip; Exit Straight Out Back; SPECIFICATIONS: Exhaust Type: Dual Exit Position: Split Rear Exit Style: Straight Inlet Inside Diameter: 2. 500 in. Material: Stainless Steel Muffler Body Length: 19. 000 in. Muffler Type: Chambered Outlet Outside