Borla 14888 Adjustable Cat-Back Exhaust System Fits 84-92 Camaro FirebirdExhaust System Kit Adjustable Cat Back Exhaust System Adjustable Cat Back Exhaust System; 3 in.; Incl. Connecting Pipes Mufflers Hardware 2. 5 in. Round x 7 in. Dual Rolled Angle Cut Tips; Split Rear Exit; SPECIFICATIONS: Exit Position: Split Rear Exit Style: Straight Inlet Inside Diameter: 3. 000 in. Material: T 304 Stainless Steel Muffler Type: Turbo Outlet Outside Diameter: 3. 000 in. System Type: Cat Back Tail Pipe Diameter: 3. 000 in. Tail Pipe