Genuine OEM Volkswagen Air Conditioning Hose, part number 3Q0820741K. This hose is responsible for transporting refrigerant between various components of the vehicle's air conditioning system. It forms a critical part of the refrigerant circuit, connecting elements like the compressor and condenser. Measuring approximately 69 cm in length and weighing 0.199 kg, it is designed to withstand high pressures and temperatures. Using a genuine OEM AC hose ensures correct routing, pressure integrity, and material compatibility with refrigerants and oils, preventing leaks and maintaining optimal cooling performance.