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Heavy Duty Coolant/Antifreeze

Receive excellent freeze, boil and corrosion protection for all cooling system metals with Zerex antifreeze.

Zerex antifreeze provides long life protection in GM- and Asian-made vehicles.

Zerex’s line of antifreeze provides long life protection for new Ford and DaimlerChrysler vehicles.

Protect diesel engines against liner pitting and corrosion with quality antifreeze coolant.

Zerex antifreeze is compatible with Asian coolants and cooling systems.

Protects diesel engines from rust and corrosion and cylinder liners from liner pitting and cavitation

Zerex G-93 is a corrosion inhibitor concentrate added to water to protect large diesel engines from corrosion and c