Design Engineering 040204 Radiator Relief Coolant Additive for Diesels, 16 oz. 16 oz (for Diesels)

• Blended for extreme use
• Decrease coolant temperature up to 30 degrees
• Concentrated for larger systems
• Quicker warm up
• Helps reduce engine wear

DEI 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. 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.