Gibson Performance Exhaust 65581 Stainless Steel Dual Split Rear Exhaust System Manufactured using stainless steel 3.5-inch single head pipe and dual 3-inch mandrel-bent tailpipes with zinc plated factory style hangers, clamps and all necessary hardware Gibson's superflow performance muffler delivers the powerful big block sound with increased power and torque; all welded construction, baffled and chambered for better volume efficiency with unrestricted flow; no packing to blow out or deteriorate 4 inch polished T304 stainless steel round slash cut tips Exit is straight out the back Lifetime limited warranty