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This product was last offered at the strikethrough price on
08-31-2026
This product was last offered at the strikethrough price on
08-31-2026
Keep your BMW's cooling system in top condition with DEI's Radiator Relief™ Cooling System Flush. This concentrated cleansing agent effectively removes rust and mineral deposits from the radiator core and hose lines, restoring efficiency. Additionally, it dissolves oily residue build-up left by old antifreeze and coolant mixtures, ensuring optimal performance. Simple to use and 100% biodegradable, this flush is recommended for use with distilled water to maintain optimum efficiency. Note that it is intended for a complete coolant flush and should not be added to existing coolant.
