Stay Frosty race ready coolant from VP Racing has been developed specifically for race cars which require additional cooling. The glycol free formula has been proven to reduce coolant temperature by up to 37° C (100° F) compared to traditional glycol based coolants.Developed for race engines requiring additional coolingGlycol free so no slippy residue if it gets spilled on trackCan reduce temperatures up to 37° C (100° F)Ready to use, simply pour in.Stay Frosty race ready coolant has been developed using input from engine builders and race teams to create a formula suitable for race engines which run at hotter temperatures than their street counterparts. It comprises of a special blend of wetting agents which are highly effective at transferring heat away from cylinder heads. It is 100% water based and is non toxic.3.785 litre (1 US gallon) bottle.