Lubricates and quiets noisy compressors, stops leaks to prevent refrigerant leakage and o-ring conditioner to improve durability. Recharge hose also contains a safety valve to prevent refrigerant from venting.  Contains 12 oz. of 134A Refrigerant, 2 oz. of PAG oil. With shelf-saver dispenser hose.

Recommended and formulated for use in all GM vehicles that require a GM Dex-Cool approved formula coolant, and other cars and light-duty trucks with aluminum radiators. Concentrated blend of premium, long-lasting inhibitors for extended performance protection against temperature extremes, rust, and corrosion for 5 years or 150,000 miles. Compatible with allextended life formulas at concentrations typically used in all vehicles, including Audi, BMW, Daewoo, Daimler Chrysler,Ford, GM, Honda, Mercedes, Mitsubishi, Suzuki, Toyota, Volvo, and VW.

High-silicate formula provides protection for all auto and light-duty truck cooling systems. Protects common cooling system metals including solder, copper, brass, steel, cast iron, and aluminum. Provides max freeze-up and boil-over protection. Meets or exceeds the specifications in ASTM Standard D3306 and SAE J1034.

PRESTONE ANTI-FREEZE COOLANT GAL

High boiling point gives an extra margin of safety and is designed for safe operation of high-powered vehicles. For ABS, disc, and drum brake systems. DOT 3, meets or exceeds Federal Motor Vehicle Safety Standard 116 and SAE Spec. J1703. 284 degrees Fahrenheit min wet boiling point.