Product Overview Restore Cooling System Cleaner 2 gal - CC2610 Maintenance of your cooling system is crucial. Use Fleetguard's Restore ;cleaner to keep your cooling system running smoothly without causing harm to metal surfaces, gaskets, hoses or plastic parts. Approved by Cummins as the preferred product for cleaning oil contaminated cooling systems under warranty maintenance. Restore Alkaline-Based Cleaner Most Effective Cooling System Oil/Fuel Contamination-Cleaning Agent on Market Removes Silicate Gel 10 Times More Effective than Automotive Distributor Detergent Powders Safe for Use in Aluminum Radiators and Heaters