Genuine OEM Audi A/C Refrigerant Line, part number 8V0820722A. This critical component is responsible for safely transporting refrigerant throughout the vehicle's air conditioning system, enabling efficient heat exchange and cabin cooling. It is typically made of durable metal to withstand high pressures and temperature fluctuations. Genuine OEM refrigerant lines are designed with precise routing and connections to prevent leaks and ensure the integrity of the A/C system, maintaining optimal performance.