Mastercool 53909 Mini Auto A/C Master Leak Shield Dye Injector

Lubricates system and helps prevent leaks Seals small leaks in evaporator, condenser, hoses, o-rings and gaskets Illuminates larger leaks through the use of high quality universal fluorescent dye For R134a A/C systems Safe for hybrid and electric compressor Intertek laboratory test: No damage, No restriction 1 oz injector with Auto A/C Master Leak Shield Sealant with dye, low side hose, R12 adapter