Genuine OEM Audi Exhaust Manifold Gasket, part number 057253039AC. This gasket creates a tight, leak-free seal between the engine cylinder head and the exhaust manifold, preventing hot exhaust gases from escaping prematurely and maintaining proper back pressure. It is positioned directly at the manifold flange. Measuring approximately 0.36 meters in length, this gasket is designed for high-temperature environments. Choosing a genuine OEM gasket ensures exact dimensions, proper material composition for heat resistance, and reliable sealing performance.