PRESTONE COR GUARD HD NF RED 50/50 DRUM

Prestone Cor-Guard HD NF Red 50-50 is an antifreeze coolant that is pre-diluted 50/50 and has a base formulation of ethylene glycol. It is biodegradable, phosphate-free, and silicate-free. It has a freezing point of -8 degrees F and a boiling point of 330 degrees F. It is compatible with any nitrite free HD Organic Acid Technology (OAT) coolant in any diesel-powered commercial vehicle engine or stationary engine with aluminum or other engine metals.