The realization you didn’t protect your engine from freezing temps comes with a moment of truth: It could be that the engine froze but the casting plugs did their job, requiring you to simply hammer ...

Prestone Products now offers Heavy Duty Test Kits, Test Strips and a Refractometer for antifreeze/coolant system analysis. The kit’s contents are compiled to facilitate easy collection of samples for ...

You have a choice of two types of truck diesel engine coolant: extended life coolant (ELC), which is simpler to maintain, and fully formulated antifreeze, to which you add supplemental coolant ...