Description
- Prestone Command Heavy Duty Total Cooling System Cleaner / 2-in-1 Flush & Degreaser (P/N 74823)
- Two-part heavy-duty cooling system cleaner for Class 6-8 vehicles
- Part 1: acid cleaner dissolves corrosion and scale without damaging metals
- Part 2: oil encapsulation formula strips grease and oil from the cooling system
- Removes contaminants that cause overheating
- Use before filling with fresh antifreeze/coolant
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