Genuine OEM Volkswagen Crankcase Pipe Union, part number 079103499P. This small, cylindrical metal fitting is designed to connect various lines within the engine's crankcase ventilation system. It plays a crucial role in maintaining proper engine breathing and managing crankcase pressure. Measuring approximately 4.6 cm in length, this union ensures a secure and leak-free connection between hoses. Using a genuine OEM pipe union guarantees the correct dimensions and material integrity, preventing vacuum leaks and ensuring the long-term reliability of the engine's ventilation system.

Catalogue entry: CONNECTION.