Genuine OEM Audi Engine Ventilation Line, part number 06M103217DD. This line is designed to manage air flow for engine ventilation, playing a critical role in crankcase pressure regulation and emission control. It connects various points within the engine's ventilation system. Weighing approximately 0.096 kg, it measures 0.41m in length. Opting for a genuine OEM ventilation line ensures correct routing, material integrity, and precise connections for reliable engine operation.