Genuine OEM Volkswagen Air Tube, part number 0BM301304C. This component is part of the transmission and drivetrain system, functioning as a conduit for air or fluid. It is identified as part number 4 in the provided diagram. Manufactured to precise OEM standards, this air tube ensures proper function and integration within the vehicle's mechanical systems. Genuine OEM parts are essential for maintaining the integrity and performance of the drivetrain.