Genuine OEM Volkswagen Refrigerant Line, part number 5C0820721A. This component is responsible for transporting refrigerant throughout the air conditioning system, ensuring efficient circulation between major components like the compressor, condenser, and evaporator. Weighing 0.322 kg, its precise bends and connections are engineered for a perfect fit. Using a genuine OEM refrigerant line guarantees correct routing, leak-free operation, and resistance to the specific pressures and temperatures of the A/C system, preventing costly refrigerant loss and system damage.