Engine Coolant / Antifreeze

Zerex HD Pre-Charged Green Antifreeze/Coolant is a low-silicate formula charged with special inhibitors to protect heavy duty diesel engines from liner pitting and corrosion. Protects from summer boil-over, cold weather freeze-up, and corrosion for up to 150,000 miles or 3,000 hours in heavy-duty applications.
Fully formulated or pre-charged with nitrite to protect diesel engines from liner pitting and corrosion
Protects all cooling system metals while providing excellent high temperature aluminum protection
Meets or exceeds industry and engine manufacturers specifications
3 year/ 150,000 mile / 3,000 hour guaranteed