Valvoline Zerex DEX-COOL® antifreeze coolant is a patented carboxylate formulation for passenger cars and light trucks engineered to protect modern engines from winter freezing and summer boiling.

It incorporates state-of-art organic acid technology (OAT) in an ethylene glycol base for the protection of all cooling system metals including aluminum.

Valvoline Zerex DEX-COOL® Concentrate is an antifreeze coolant approved by some of the leading automotive manufacturers.

For more details on the product’s approval codes, see the Performance level section at the top of the Zerex Dex-Cool Concentrate Product Information sheet. (Find the link to the sheet below.)

Valvoline Zerex DEX-COOL® Concentrate and its unique patented formula incorporate superior OAT which makes it suitable for any type of cooling system including modern systems made with aluminum parts.

Furthermore, its application is wide-encompassing and it includes diesel engines, gasoline engines, stationary power, and light-duty applications.

Valvoline Zerex DEX-COOL® Concentrate has a service life of up to 5 years / 250.000 km of service.

This high-grade antifreeze coolant is compatible with major long-life and conventional brands of ethylene glycol-based coolant and can be mixed with any ZEREX DEX-COOL® product. However, Valvoline Zerex DEX-COOL® long-life features may be affected by mixing it with light-duty or conventional fully formulated coolants.

Valvoline Zerex DEX-COOL® Concentrate is an orange-color antifreeze coolant designed to be mixed with water.