Genuine OEM Audi Engine Connection Piece, part number 0P2103220A. This small but critical component facilitates connections between various hoses or lines within the engine system, often related to vacuum, PCV, or coolant circuits. Weighing only 0.025 kg, it ensures a secure and leak-free interface. Using a genuine OEM connection piece guarantees precise fitment and material compatibility, preventing leaks and maintaining proper engine function.