Genuine OEM Volkswagen A/C Refrigerant Line, part number 5WA816721A. This line is crucial for transporting refrigerant within the air conditioning system, facilitating efficient heat exchange. It is an integral component of the vehicle's climate control assembly. Weighing approximately 0.17 kg and measuring 0.57 m in length, it is designed for precise fitment. Using a genuine OEM line ensures correct routing, pressure resistance, and material compatibility for long-term system reliability.