Genuine OEM Audi Engine Crankcase Ventilation Valve, part number 035103245G. This valve is a critical component in the engine's crankcase ventilation system, responsible for managing and regulating crankcase gases. It helps prevent pressure buildup and ensures proper engine operation and emissions control. Constructed from durable plastic and rubber, it weighs approximately 0.007 kg. Using a genuine OEM valve guarantees correct gas flow characteristics and material compatibility, essential for long-term engine reliability and performance.