T409 Stainless Steel without Tip Muffler 4 Inch Inlet/Outlet 24 Inch body 6 Inch diameter 30 Inch overall 4 Inch Inlet/Outlet, Quiet tone Muffler, 24 Inch body, 6 Inch diameter, 30 Inch overall, T409 Stainless Steel Dual core technology provides optimal flow in conjunction with superior sound suppression. Perfect for on-road towing applications as cab noise is greatly reduced.