Antifreeze Prestone 50/50 1 Gallon

Blend of premium long-lasting inhibitors to guard against temperature extremes, rust and corrosion. Premixed 50/50 with demineralized water. Compatible with antifreeze/coolants used in vehicles with aluminum and other engine metals. Freeze up protection to -34 deg F, boil over to +265 deg F. Meets or exceeds the specifications in ASTM D3306 and D4985.