Prestone AF850 Dex-Cool 50/50 Prediluted Antifreeze Coolant - 1 Gallon

Prestone AF850 Dex-Cool 50/50 Antifreeze is a premium prediluted coolant specifically formulated for GM vehicles and other applications requiring DEX-COOL® approved antifreeze. This ready-to-use formula provides year-round engine protection against freezing, boiling, and corrosion.

Key Features:

• 50/50 prediluted formula - ready to use, no mixing required
• DEX-COOL® approved extended life antifreeze/coolant
• Compatible with all GM vehicles requiring DEX-COOL® specification
• Orange-colored formula for easy identification
• Protects against freezing down to -34°F and boiling up to 265°F
• Provides superior corrosion protection for aluminum, steel, cast iron, and copper components
• 5-year/150,000-mile service life when used as directed
• Convenient 1-gallon container for easy handling and storage

This antifreeze/coolant uses Prestone's proven Cor-Guard® inhibitors to protect your engine's cooling system from damaging rust and corrosion. The prediluted 50/50 mixture eliminates guesswork and ensures optimal performance right out of the bottle. Ideal for topping off or complete coolant system replacement in vehicles requiring DEX-COOL® specification coolant.