Gibson 619013-B Black Ceramic Dual Split Rear Performance Cat-Back Exhaust System 3 inch Stainless mandrel bent tubing Black Ceramic Coated Gibson Muffler assembly features a baffled & chambered design, no internal packing, powerful deep tone 4.50 inch Black Ceramic T304 Stainless Round Slash- Cut Intercooled Tip; Welded On Exit Is Straight Out The Back Lifetime Limited Warranty