Grimmspeed Subaru 3" DP to OEM midpipe adaptor kit Flared Adapter Transition!(Creates a smooth transition from your 3" downpipe to your OEM midpipe) Flanged for OEM Donut Gasket Indestructible Steel CNC Laser cut construction Simple bolt on installation.(With bolts included) Will Not obstruct exhaust flow like other adapters.(Flared end guarantees smooth exhaust flow)