Today’s diesel engines are more compact, operate at higher temperatures under increasing
loads and have more emissions control equipment than their predecessors. Most importantly,
engines and cooling systems are increasingly made from aluminum as opposed to cast iron.
HD Expert products powered by the ProShieldTM OAT Corrosion Defense system
form chemical barriers that protect internal engine components from corrosion, cavitation
erosion and scale that occur as water and glycol age and degrade in the cooling system.
Learn more about ProShieldTM OAT--the leading edge of coolant technology.
Our precise formulations meet or exceed the requirements of every major
OEM–That’s the HD Expert GuaranteeTM. Parts and fluids are covered for
the entire service life of any of our coolants.
If there’s contact, it’s covered. It’s that simple.
The functionality demands from modern coolants are greater than ever before.
Is your current engine coolant putting your fleet at risk of costly downtime?
Find out with a free consultation from HD Expert.