Understanding Coolants
All-season coolant used inorganic acid technology and worked great for almost 30 years.

Long-Life Coolants Explained
Different types of coolants cover a range of applications from diesel to domestic, Asian and European vehicles. Each one is formulated to a specific manufacturer’s specifications to keep their engines at an optimal temperature. But, changes to the old one-size-fits-all formula has led to confusion for consumers and even some technicians.
