Super Tech R-134a Refrigerant with Stop Leak

Super Tech Auto R-134a Refrigerant with Stop Leak, Self-sealing, 3 oz., contents consist of 1 oz of R134a Refrigerant (1,1,1,2 Tetrafluoroethene) and 2 oz of PAG Oil (Polyalkylimide Glycol) with a proprietary formula of additives. You can ensure that your vehicles cabin will cool off with maximum cold air while sealing existing common rubber O-ring gasket and hose leaks. Use Super Tech Auto R-134a Refrigerant with Stop Leak to lubricate new compressors or quiet an old squeaky one.