Evans High Performance Waterless Coolant is designed for all gasoline engines and eliminates many problems associated with water in conventional water-based cooling systems, while increasing reliability and engine life. You love your vehicle?it deserves Evans. Boiling Point: Above 375 Antifreeze Properties: Protects below -40F Benefits: Eliminates corrosion and pump cavitation, reduces system pressure, prevents overheating, maximizes BHP Price is per gallon. Block must be completed drained/cleaned/flushed of all old coolant. Can not mix with traditional coolant!