Genuine OEM Volkswagen A/C Refrigerant Line, part number 5C0820721C. This component is vital for the air conditioning system, transporting refrigerant between the compressor, condenser, and evaporator. Its construction combines rigid metal sections with flexible rubber hoses to accommodate engine movement and vibration. Weighing 0.31 kg, it is designed for precise routing and connection. Choosing a genuine OEM refrigerant line ensures optimal pressure integrity, resistance to chemical degradation, and a perfect, leak-free fit, which is critical for A/C system performance.