Buy OEM Audi Part # 3D0260749C (3D0-260-749-C, 3D0260749). Ring. Tube. Line. Pressure. Hose. (Front, Rear, Upper, Lower). AIR CONDITIONER and HEATER. COMPRESSOR and LINES. CONDENSER

9.5 x 2.5mm. A component which Prevents leaks at the Air Conditioning Refrigerant Pressure Sensor. A/C Line O-Ring. A/C Refrigerant Line O-Ring. Auxiliary A/C. Exc.Auxiliary A/C. Exc.Heat Pump. Part cannot be reused/reinstalled. R1234YF Refrigerant. Included with: AC Hose, AC Hose, from condenser to AC Tube, AC Line, AC Line Part cannot be reused/reinstalled, AC Tube, Center AC Tube, Condenser to evaporator Hose, Discharge Hose, Discharge Line, Discharge pipe, Evaporator to condenser AC Hose, Evaporator Tube, Front AC Line, Front pipe, Hose and Tube assembly, Liquid Line, Lower Hose, Pressure Hose, Pressure Line, Rear AC Line, Rear AC Line Part cannot be reused/reinstalled, Rear AC Tube, Refridgerant Hose Part cannot be reused/reinstalled, Refrigerant Hose, Refrigerant Hose Part cannot be reused/reinstalled, Suction Hose, Tube assembly, Upper Pressure Line, Valve AC Line Part cannot be reused/reinstalled.

A/C Refrigerant Line O-RingA/C Refrigerant Pressure Sensor O-RingA/C Line O-Ring