Genuine OEM Volkswagen Water Drainage Hose, part number 2GA827861B. This hose is designed to direct water away from the rear lid or other body areas, preventing moisture buildup and potential corrosion. Its specific routing ensures that water is channeled effectively to the exterior. Proper functioning of this hose is important for maintaining the longevity of the vehicle's bodywork. Genuine OEM hoses are made from durable materials and have the correct dimensions for reliable water management.