Gibson 788705S Superflow SFT Stainless Performance Muffler 8 in. Round Body; 2.5 in. Offset Inlet; 3 in. Offset Outlet; L-24 in Baffled and Chambered . Design. No packing to blow out Baffled and Chambered. Design. No packing to blow out Increased Power with Unrestricted Flow Lifetime Limited Warranty