Genuine OEM Volkswagen Refrigerant Line, part number 1EA816721. This line transports refrigerant between different components of the air conditioning system. It is essential for the proper functioning of the A/C system, ensuring efficient cooling. The refrigerant line is located at position 5 in the diagram. It has dimensions of 0.5m length, 0.12m width, and 0.045m height, weighing 0.164 kg. Genuine OEM construction ensures the correct material, flexibility, and sealing capabilities, vital for preventing refrigerant leaks and maintaining system integrity.