Proflow Pipe Adapter, Exhaust, Oval To Round, Stainless Steel, Raw, 4 in. Inlet/Outlet, 6 in. Length

Proflow exhaust transition adapters (round to Oval) are made from SS304 stainless steel material, making them more capable of withstanding acidic, high-heat, and corrosive conditions than regular mild steel. Don't leave any weak points in your exhaust system--make sure you get a high-quality transit

Part number: PFESS-PA400