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Introducing Valvoline™ ZEREX® G-05® HOAT antifreeze/coolant - a top-grade cooling system protector for both light duty and heavy duty vehicles. Its low-silicate, low-pH, phosphate-free formula safeguards your engine from rust, corrosion, and deposit buildup while meeting the standards of Daimler Chrysler. Use it in gasoline and diesel fueled cars, light trucks, and heavy-duty vehicles to prevent overheating with 150,000 mile/5-year coverage for light duty and 300,000 mile/3-year protection for heavy-duty use. Upgrade your vehicle's performance and longevity by protecting its cooling system from harm with Valvoline™ ZEREX® G-05® HOAT antifreeze/coolant - a trusted choice for professional mechanics and enthusiasts alike.