Genuine OEM Audi Crankcase Vent Cover, part number 079103704N. This component serves to enclose and protect the internal mechanisms of the crankcase ventilation system, which is vital for managing engine blow-by gases and maintaining optimal engine pressure. It is typically mounted on the engine block or cylinder head. Constructed from robust cast metal, it weighs 0.753 kg and measures 0.235m in length. Choosing a genuine OEM cover ensures precise fitment, proper sealing, and resistance to engine heat and oil, which are essential for preventing leaks and maintaining the integrity of the engine's emission control system.