NETAMI NT-2407 Hi Polished Double Wall Stainless Steel Exhaust Tip Weld-on 2.25" Inlet. 3.5" Outlet, Overall Length: 7" High Quality Double Wall Stainless steel construction Can be welded on 2-1/4" stock pipe directly Dimension: Inlet 2-1/4", Outlet 3-1/2", Overall Length 7"