Super Tech R-134a Oil Charge Refrigerant

This lubricant is made of 1 oz. of R134a Refrigerant (1,1,1,2-Tetrafluoroethane) and 2 oz. of PAG Oil (Polyalkylene Glycol). Instantly lubricates the air conditioners compressor. Improves the life of the compressor for old and new vehicles. Self-sealing can: Connects to recharge hoses made for self-sealing valves. Note: This product contains a self-sealing valve that requires a recharge hose made for self-sealing cans. Keep your vehicle cabin cool all year long with Super Tech Automotive R-134a PAG Oil Charge Refrigerant.