Genuine OEM Audi PCV Vent Hose, part number 07L103209C. This hose is an integral part of the Positive Crankcase Ventilation (PCV) system, allowing crankcase gases to be recirculated into the engine for combustion. It connects various components within the engine's emissions control system. Measuring approximately 0.67 meters in length and weighing 0.1305 kg, it features specific connectors for a precise fit. Using a genuine OEM PCV hose ensures proper routing, material compatibility with oil and fuel vapors, and maintains the integrity of the engine's emissions system.