Genuine OEM Audi Engine Oil Separator Gasket, part number 06H103484A. This gasket is specifically designed to create a tight, leak-proof seal for the engine oil separator, preventing oil from escaping and ensuring the proper function of the PCV system. Made from durable green rubber, it resists oil and temperature degradation. Using a genuine OEM gasket ensures the correct material composition and precise fit, which is essential for preventing oil leaks and maintaining engine health and emissions compliance.