Add oil by allowing vacuum to pull it in after the evacuation process
Durable all metal 2 oz. canister designed for injecting oil into A/C system
Complete with connection hoses, refrigerant can tap and metal low-side quick coupler
Excellent for adding UV leak detection dye
For use in R-134a systems, Fitting size/type: 13mm-Mx13mm-F
Blue Devil recommends using the AC Oil Injector for adding Red Angel A/C Stop Leak or refrigerant oil to the A/C system. Add Red Angel A/C Stop Leak by allowing vacuum to pull it in after the evacuation or push it in using the recharge process.