Genuine OEM Volkswagen A/C Refrigerant Line, part number 5QF816721AT. This critical component is responsible for transporting refrigerant throughout the vehicle's air conditioning system. It ensures the efficient circulation of refrigerant between the compressor, condenser, and evaporator, enabling proper cooling. Weighing 0.205 kg and measuring 0.475m in length, it is designed for precise routing. A genuine OEM line guarantees correct material composition and pressure resistance, preventing leaks and maintaining A/C system integrity.