Prestone® Coolant Ready To Use

Prestone® Coolant Ready To Use

Convenient, high-quality, pre-diluted coolant ideal for top ups and on-the-road refills. Formulated to protect against overheating, boilover, rust, and corrosion, this advanced blend of ethylene glycol & deionized water provides long-lasting protection to the engine’s components, including aluminum, radiator, water pump, thermostat, and water jacket. Also compatible with rubber parts and is non-foaming.

  • Superior protection guaranteed for 10 years
  • Ready to use. Perfect for small volume top-up or complete drain and refill of the cooling system
  • Do not add water. Prediluted 50/50
  • Prestone® Cor-Guard® technology provides 5X more effective at corrosion protection
  • For all makes and all models
  • Safe to add to any color of coolant
  • Available in 1L and 3L


Click on the product safety data sheet for more information.