Holts Radiator Coolant 4LT
- Contains Anti-rust.
- Safe for all radiators.
- Helps to prevent engine overheating.
- Maintains the cooling system in excellent condition by keeping flow channels clean and unrestricted.
- Available in 4 liter gallons.
Directions: Drain the cooling system. Add contents of Holts Radiator Coolant directly into the radiator. Run engine at idle speed for 5 minutes. Radiator coolant works best on clean cooling system. Dirty systems that are overheating must be cleaned first with Holts Super Radiator Cleaner.