10 Best Engine Coolant of December 2025

• Provides protection down to -34 degree fahrenheit
• Helps prevent rust and corrosion
• A patented organic acid corrosion inhibitor package to provide extended engine protection against rust and corrosion
• Contains 30 – 50 ppm of denatonium benzoate as a bittering agent

Zerex

• Single Quantity
• No Core Charge Req.
• Weight: 9.34lbs
• Contains a bittering agent

Genuine

• Specifically designed for all modern, classic, and vintage gasoline-powered vehicles, light duty Diesels, LP and CNG vehicles
• Has a boiling point of 375 DegreeF and will not vaporize, eliminating boilover and after-boil Generates low vapor pressures, prevents coolant loss, and reduces strain on cooling system components
• Contains no water, effectively eliminating corrosion, liner and water pump cavitation erosion Minimizes the potential for corrosion and electrolysis issues, and reduces maintenance costs
• Eliminates pre-ignition and engine knock caused by overheating, improving combustion efficiency to deliver more power and improved fuel economy
• During installation ensure that all of old water-based coolant and water is removed before installing this product

EVANS

• Genuine BMW Product

BMW

• Contains a bittering agent

General Motors

• Extended life formulation 5 years/60,000 miles
• Better cooling performance
• Performance under extreme operating conditions -34º to 228ºF
• Pre-mixed DO NOT add water
• Contains NO silcate and borates

Honda

• Recommended for use in all makes, all models, all mileages and compatible with all colors
• Only antifreeze to contain Alugard Plus, a special additive that allows these chemistries to work together to provide maximum protection
• Lubricates gaskets and seals
• Helps protect against cold weather freeze-ups and hot weather boil-overs
• Contains 30 – 50 ppm of denatonium benzoate as a bittering agen

Valvoline

• Package Weight: 2.268 kilograms
• Contains a bittering agent
• Package Dimensions: 40.64 H x 10.16 L x 20.32 W (centimetres)

Mopar

• Does not contain Ethylene Glycol
• Does not contain a bittering agent
• Formulated with Propylene Glycol

Engine Ice

• Yellow-colored, longer-life, ethylene glycol-based antifreeze/coolant for use in gasoline and diesel engines
• Provides year-round antifreeze, anti-boil and corrosion protection
• A 50/50 mixture of coolant and distilled water provides freeze protection down to -34°F (-37°C) and boiling protection up to 265°F (129°C)
• Do not mix different colors or types of coolant in your vehicle
• Contains a bittering agent

Ford