Genuine OEM Audi Climate Control Air Hose, part number 7L6820750AG. This hose is designed to transport air within the climate control system, ensuring efficient operation of the heating and air conditioning. It is an integral component of the HVAC assembly. Weighing 1.4 kg and measuring approximately 0.79 meters in length, it features a combination of metal and rubber sections. Choosing a genuine OEM hose ensures precise fitment, correct routing geometry, and resistance to temperature and pressure fluctuations for reliable long-term performance.