Avalanche Auto A/C Refrigerant 134a with Pressure Gauge - 18-Oz. Can

Avalanche Auto A/C Refrigerant 134a with Pressure Gauge replaces lost refrigerant and oil. The formula improves cooling capabilities of the A/C unit and provides better heat exchange by forming a protective film to decrease friction, reduce engine drag, prevent oxidation and sludge formation and extend the compressor life. The Stop Leak system-safe chemical additive stops leaks in O-rings and other rubber components where most common leaks begin. Extends Compressor life and increases system performance. Re-useable recharge hose with built-in low-side pressure gauge. Not for use on hybrid/electric vehicles with non-belt driven (electric driven) compressor. 18-oz. can.