Radiator Relief™ for Diesels supercharges your radiator by transferring heat more efficiently through the radiator. Similar to the original formula this proven coolant additive will reduce your operating temperature up to 30°F degrees and reduce engine wear that occurs during extreme heat.
NEW Radiator Relief™ for Diesels is also formulated with a corrosion inhibitor that reduces mineral deposits. This is the first additive that maintains pH levels that otherwise fluctuate over time resulting in core damage.
Blended for extreme use
Decrease coolant temperature up to 30°F
Concentrated for larger systems
Helps reduce engine wear
Contains No Glycol
Part #: 040204