Genuine OEM Volkswagen Evaporation Emission System Vacuum Pipe, part number 1Q0201983B. This pipe is an integral part of the vehicle's evaporation emission control (EVAP) system, responsible for transporting fuel vapors to prevent their release into the atmosphere. It measures approximately 0.876 meters in length. Choosing genuine OEM ensures the correct material composition and precise routing for effective emission control and system integrity.