About this product

Valvoline ZEREX DEX-COOL Antifreeze Coolant is a high-performance coolant that has been officially approved by General Motors (GM) to meet the GM 6277M specification, ensuring its compatibility and reliability for use in GM vehicles. This advanced antifreeze formulation is specifically designed to provide superior protection for modern engine components. ZEREX DEX-COOL is free of harmful additives, including phosphates, silicates, borates, nitrates, amines, and nitrites, making it an environmentally friendly and safe choice for your vehicle's cooling system.

The coolant utilizes a patented carboxylate formulation, offering a service life of up to five years or 150,000 miles, depending on usage. When mixed with water in a 50/50 ratio, ZEREX DEX-COOL offers reliable protection against freezing in winter and boiling in summer, ensuring your engine operates smoothly in extreme temperatures year-round.

For technical assistance or product inquiries, Valvoline provides dedicated customer support at 1-800-TEAM-VAL. Additionally, ZEREX DEX-COOL contains 30-50 ppm of denatonium benzoate, a bittering agent, to help deter ingestion by children and pets, making it a safer option for households.

Choose ZEREX DEX-COOL for lasting engine protection and peace of mind on the road.