For all vehicles. Compatible with any antifreeze/coolant used in any vehicle and provides extended life protection up to 5 years or 150,000 miles for cars and light duty trucks. Prime All Vehicle Antifreeze/Coolant is recommended, compatible and formulated for use with any antifreeze/coolant in any vehicle with aluminum and other engine metals. This formula has a concentrated blend of premium long-lasting inhibitors to guard against temperature extremes and ravages of rust, corrosion, and premature water pump failure. Prime All Vehicle Antifreeze/Coolant provides extended life protection for cars and light-duty trucks up to 5 years or 150,000 miles when added to any extended life coolant or when flushed an filled according to these directions (Compatible with other extended life and conventional coolants [heavy-duty coolant users must continue to add extender or supplemental coolant additive SCA based on treat rates recommended by engine manufacturer. Dilution with conventional coolants will reduce extended life benefits). Protection: Minimum - 50% antifreeze; 50% water: -34 degrees F freeze-up protection; +265 degrees F boilover protection (using a 15 lb pressure cap in good condition). Meets or exceeds ASTM D3306 and ASTM D4985 corrosion protection. Protection: Maximum - 70% antifreeze; 30% water; -84 degrees F freeze up protection; +276 degrees F boilover protection (using a 15 lb pressure cap in good condition).