Universal 3" O.D. Inlet/ 3" I.D. Outlet Hydroformed SwithFire® X-Pipe Hydroformed Center Section for lower profile Part is 33.2" Long x 7.1" Wide x 5.5" High Un-Notched necks are designed for weld in installation. If clamping, use 3" wide band clamp 18006. See below for additional Product Features & Benefits