R-134a Dye Injector

• Oil Injectors for R-134a • Use these syringe-type injectors to add oil to a fully pressurized A/C system • Just fill the barrel with the amount of oil needed (measurements are marked on the barrel body) • Connect the injector fitting to the low side access port on the vehicle and press the plunger to deliver the oil charge • Can also be used for fluorescent dyes • R-134a Oil Injector, 1/2” Acme quick coupler