Castrol Radicool Heavy-Duty Premix is a premium quality, conventional technology, ethylene glycol-based fluid. The product is specially formulated with industry-leading additives to provide optimum performance in heavy-duty vehicles requiring supplemental coolant additives (SCAs).
ADVANTAGES:
Castrol Radicool Heavy-Duty Premix is your cooling system’s best defense.
- Contains nitrites for superior cavitation protection for wet sleeve liners.
- Provides freeze and boil-over protection.
- Designed for heavy-duty applications, yet can be used in automotive applications where conventional technology coolants are acceptable.
- Phosphate-free with low silicates.
- Effective, long-term corrosion protection for steel, solder, copper, iron, brass and aluminum.
- High-quality defoamer system; non-harmful to hoses, plastics or gaskets.
- Compatible with most major American brands of conventional coolants, with and without the addition of SCAs.*
- Appropriate for use in on-and off-road diesel engines, as well as in stationary engine applications where a conventional pre-charged coolant is required.
* SCA levels will need maintaining throughout the life of the engine. Always consult the vehicle owner’s manual for guidance.