Genuine OEM Volkswagen Evaporator Drain Tube, part number 7L0820751. This small, curved tube is a vital component of the heating, ventilation, and air conditioning (HVAC) system, specifically designed to drain condensation away from the evaporator. It is positioned at the bottom of the evaporator housing. Weighing 0.029 kg and measuring 0.11 m in length, this tube ensures efficient moisture removal. Choosing a genuine OEM drain tube guarantees correct material flexibility, precise fitment, and resistance to environmental factors for effective condensation management.