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

Mini Auto A/C Master Leak Shield Dye InjectorAuto A/C Master Leak Shield lubricates system and helps prevent leaksSeals small leaks in evaporator, condenser, hoses, O-rings and gasketsIlluminates larger leaks through the use of high quality universal fluorescent dyeFor R134a A/C systemsSafe for hybrid and electric compressorIntertek laboratory test: No damage, No restriction