18470 Robinair R-1234YF Oil Injector POE With Lowside Quick Coupler. 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, connect the injector, and press the plunger. The injector holds 1/2 ounce of oil and includes graduations on the injector in 1/8 ounce increments. The injector is equipped with a low-side R-1234yf service coupler that allows the user to connect to the low side of the vehicle's A/C system. Oil can be injected either before charging or after charging the vehicle's A/C system.

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov