Truck and bus engines run hotter than before causing more stress on their engine cooling systems. From vehicle to vehicle the materials that make up the cooling systems are different. If the antifreeze/coolant within the system breaks down this can cause a leak or damage to the engine.
Castrol’s antifreeze/coolant range includes the approved and latest technology products offering outstanding protection and longer engine life, maintaining performance, even under extreme conditions.


An antifreeze concentrate coolant formulated using hybrid technology for the modern performance engines of cars and trucks.

PREMIUM COOL PLUS / Premium cool plus 50

Low silicate ethylene glycol based engine coolant – phosphate and amine free formulation providing extended service life protection for lead solder, aluminium, yellow metal and ferrous alloys.