Genuine OEM Audi Exhaust Muffler, part number 8F0253609T. This muffler is designed to reduce the noise produced by the engine's exhaust gases. It is located towards the rear of the exhaust system. Constructed from corrosion-resistant stainless steel for longevity. Genuine OEM mufflers are engineered with specific internal baffling and chamber volumes to meet noise regulations and maintain optimal exhaust flow, ensuring proper engine performance and a quiet ride.