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Red Line Supercool Coolant Concentrate is a gallon concentrate that maximizes cooling system performance and protects against cavitation, corrosion and erosion. When properly diluted it can lower operating temperatures by up to 20 degrees Fahrenheit, is safe for cast iron, aluminum and brass systems, compatible with gas and diesel engines, and offers extended protection up to five years or 150,000 miles.
Red Line Supercool Coolant Concentrate - Gallon
