Originally posted by antarius
I run a 50/50 mix of Prestone with Distilled Water -- and no water wetter. It doesnt even get close to freezing here, so theres no need to use it.(water wetter)
Water Wetter promotes the dissipation of heat by allowing the water/coolant mixture to absorb more heat from the engine. It helps the engine run cooler. It has nothing to do with whether the temperature gets down to freezing or not.