Prestone AF2100 Coolant, 1 gal Bottle, Yellow

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.

Features:

• Formulated with patented Cor-Guard inhibitors
• Extends engine life
• Prevents corrosion
• Helps your cooling system run more efficiently
• Protects cooling system from the damage caused by worn-out antifreeze