Gibson Performance 9207 Cat-Back Dual Sport Exhaust System Fits 09-11 F-150Exhaust System Kit Cat Back Dual Sport Exhaust System Cat Back Dual Sport Exhaust System; Aluminized; 2. 5in. Tubing; 7in. Round Body; 3in. Center In 2. 5in. Dual Outlet; L 24in.; 3. 5in. Polished Slash Cut Tip; Exit Behind Rear Tire; SPECIFICATIONS: Exhaust Type: Dual Exit Position: Dual Rear Exit Style: Straight Inlet Inside Diameter: 2. 500 in. Material: Aluminized Muffler Body Length: 24. 000 in. Muffler Type: Chambered Outlet Outside Diameter: 3.