VP Frosty Clean Cooling System Cleaner & Flush is a professional-grade cooling system cleaner and flush. Its advanced formula removes gels and sediments caused by water hardness and antifreeze inhibitors while neutralizing acidic buildup for long-term protection. Frosty Clean lubricates the water pump for smooth operation and protects sensitive aluminum components with its pH-neutral formulation. Use Frosty Clean to optimize cooling system efficiency and prepare for maximum performance from VP Racing Stay Frosty® coolant or Cool Down™ radiator additive.