Prime Guard Universal 50/50 Prediluted Antifreeze/Coolant is a high-quality, ethylene glycol-based formula designed to deliver year-round protection for all makes and models of passenger vehicles and light-duty trucks. Pre-mixed for convenience, this ready-to-use solution eliminates the need for measuring or mixing, making it ideal for quick top-offs or complete coolant system fills.

Key Features & Benefits:

• Universal Compatibility: Formulated to work with all colors and types of antifreeze/coolant (green, orange, yellow, red, blue), making it safe to mix with any existing coolant in your system.
• Pre-Diluted Convenience: 50/50 mix with deionized water provides optimal freeze and boil-over protection—no mixing required. Just pour and go.
• Long-Life Protection: Offers up to 5 years or 150,000 miles of protection when properly maintained, reducing the frequency of coolant changes.
• Advanced Corrosion Inhibitors: Protects all cooling system metals, including aluminum, steel, cast iron, copper, and brass, helping to extend the life of radiators, water pumps, and heater cores.
• All-Season Performance: Delivers freeze protection down to -34°F and boil-over protection up to 265°F (with a 15 psi radiator cap), ensuring reliable engine temperature control in all climates.
• Meets or Exceeds Industry Standards: Complies with ASTM D3306 and D4985 for use in automotive and light-duty applications.

Recommended Applications:

• Domestic and import passenger vehicles
• SUVs, crossovers, and light-duty trucks
• Compatible with gasoline and light-duty diesel engines
• Ideal for top-offs or full system flushes