PRODUCT DESCRIPTION: STP® Radiator Flush is designed to clean the cooling system quickly and effectively. It clears blocked water channels that can cause overheating, removing rust and sludge.   Use before changing coolant or adding anti-freeze, to help keep your cooling system in optimum operating condition. How it...

STP Radiator Sealer repairs radiator leaks quickly and effectively, forming a permanent seal. It contains corrosion inhibitors to help prevent the formation of rust and deposits. PERMANENTLY SEALS LEAKS FOR ALL RADIATOR TYPES REPAIRS RADIATOR LEAKS QUICKLY & EFFECTIVELY CONTAINS CORROSION INHIBITORS TO HELP PREV...