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Description
STP Radiator Flush contains an advanced formula that cleans the cooling system quickly and effectively. It clears blocked water channels that can cause overheating, removing rust and sludge. Use before changing or adding coolant/anti-freeze, to help keep your cooling system in optimum operating condition. STP RADIATOR FLUSH IS: Safe with all metals, including aluminum. Suitable for all types of radiators. Safe for rubber hoses, metal parts and gaskets.