Genuine OEM Volkswagen A/C Refrigerant Line, part number 5Q2816738H. This critical component is responsible for transporting refrigerant throughout the vehicle's air conditioning system, facilitating heat exchange for cabin cooling. It is an integral part of the HVAC assembly. Constructed from durable metal and rubber, this line measures approximately 0.58m in length and weighs 0.544 kg. Using a genuine OEM refrigerant line ensures proper sealing, pressure integrity, and compatibility with the entire A/C system, preventing leaks and maintaining efficient cooling.