Genuine OEM Volkswagen Vent Hose, part number 059103209D. This vent hose is a critical component of the crankcase ventilation system, responsible for routing blow-by gases away from the engine crankcase. It is situated within the engine assembly, connecting various components. Manufactured from durable, oil-resistant rubber, it is designed for longevity. Genuine OEM parts are essential for maintaining the precise calibration and flow characteristics required for effective emissions control and engine health.