AeroTurbine stainless steel exhaust tips are a great way to complete your high performance exhaust system or enhance the look of your stock exhaust. This exhaust tip is highly polished to provide a mirror like finish and is constructed of stainless steel to ensure optimum corrosion resistance. The DT4050 weld on muffler tip has a 4" inlet and 5" outlet with an angle cut double wall tip for a smooth look.