Engine antifreeze

Give your engine its maximum output with Sonic's universal liquid antifreeze.

Bring a better freeze protection during winter and cooling against boiling overflow in summer with this amazing 50/50 premixed antifreeze.

Universal 50/50 premix antifreeze/coolant is a superior quality ethylene glycol based engine coolant with a low silicate corrosion inhibitor package. T...

Protect the cooling system of your vehicle with this Sonic diesel radiator antifreeze.

Protect against winter freezing and summer boil over with this amazing 50/50 universal radiator antifreeze.

Prevent harmful corrosion and keep your engine at the right temperature with this antifreeze and concentrated extended life protection coolant.