Genuine OEM Audi gasket, part number 0P2145039A. This component provides a critical seal within the turbocharger assembly to prevent exhaust or pressure leaks. It is located between the turbocharger and associated piping as indicated in the technical diagram. Genuine OEM gaskets are engineered with heat-resistant materials and precise tolerances to ensure a perfect, long-lasting seal that maintains factory turbocharger performance and efficiency.