Car air conditioner, certified a/c pro refrigerant leak stop kit for r134a car air conditioners, 3 oz each 1,619 1k+ bought in past month $3174 Get deals on automotive parts, truck parts and more. I tested r134a refrigerant with stop leak and was impressed It’s easy to use and effectively seals leaks while cooling my ac system A/c pro super seal all in one stop leak provides an all in one solution, so there is no need to chase with refrigerant
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