Genuine OEM Volkswagen A/C Refrigerant Line, part number 4M0816721DH. This critical component is responsible for transporting refrigerant throughout the vehicle's air conditioning system, facilitating heat exchange and efficient cabin cooling. Weighing approximately 0.267 kg, this genuine OEM refrigerant line is engineered to withstand high pressures and temperature fluctuations, ensuring leak-free operation and optimal A/C system performance over its service life.