Genuine OEM Audi A/C Refrigerant Line, part number 1EA816531. This critical component is responsible for transporting refrigerant throughout the air conditioning system, enabling efficient cooling of the vehicle's cabin. It is an integral part of the overall A/C circuit. Weighing 0.13 kg and measuring 0.275 m in length, this line is engineered for precise fitment and pressure resistance. Using a genuine OEM refrigerant line ensures correct material composition, sealing integrity, and routing to prevent leaks and maintain optimal A/C system performance.