20 Best Antifreeze Coolant Additive [2025]

Are you looking for the best Antifreeze Coolant Additive? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Antifreeze Coolant Additive.

We Recommended:

# Preview Product
1 Hy-Per Lube HPC100-3PK High Performance Super Coolant - 16 oz, (Pack of 3) Hy-Per Lube HPC100-3PK High Performance Super Coolant - 16 oz, (Pack of 3)
2 Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 oz. Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 oz.
3 Red Line (80204) Water Wetter - Coolant Additives - 12 Oz Bottle Red Line (80204) Water Wetter - Coolant Additives - 12 Oz Bottle
4 VP Racing Fuels 14-Inch Motorsport Standard Replacement Hose for Motorsport and Sportsman Containers... VP Racing Fuels 14-Inch Motorsport Standard Replacement Hose for Motorsport and Sportsman...
5 Car Radiator Coolant Fluid making Formulas: Car coolant anti freezing and anti scale additive Making... Car Radiator Coolant Fluid making Formulas: Car coolant anti freezing and anti scale additive...
6 WIX Filters - 24106 Coolant Test Kit, Pack of 1 WIX Filters - 24106 Coolant Test Kit, Pack of 1
7 Prestone Super Radiator Anti-Rust (AS170Y) Prestone Super Radiator Anti-Rust (AS170Y)
8 Phoenix Systems 8006-B Double-Ended Coolant + Brake Fluid Test Strips (15 foil wrapped test strips),... Phoenix Systems 8006-B Double-Ended Coolant + Brake Fluid Test Strips (15 foil wrapped test...
9 Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 oz. Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 oz.
10 Motorcraft VC8 Diesel engine coolant additive - 1 Pint(473 ml) Motorcraft VC8 Diesel engine coolant additive - 1 Pint(473 ml)
11 Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
12 Genuine Ford Fluid VC-12 Orange Specialty Revitalizer Engine Coolant - 1 Quart Genuine Ford Fluid VC-12 Orange Specialty Revitalizer Engine Coolant - 1 Quart
13 Genuine Ford Fluid VC-13-G Yellow Concentrated Antifreeze/Coolant - 1 Gallon Genuine Ford Fluid VC-13-G Yellow Concentrated Antifreeze/Coolant - 1 Gallon
14 Fleetguard Coolant Analysis Test Kit CC2602A Fleetguard Coolant Analysis Test Kit CC2602A
15 VP Racing Fuels Radiator System Additive - Cool Down, 16 Ounces (2 Pack). Safe For All Radiators.... VP Racing Fuels Radiator System Additive - Cool Down, 16 Ounces (2 Pack). Safe For All Radiators....
16 Mopar 10 Year/150,000 Mile Coolant Concentrate Mopar 10 Year/150,000 Mile Coolant Concentrate
17 Genuine Ford Fluid VC-7-B Red Concentrated Antifreeze/Coolant - 1 Gallon (Packaging may vary) Genuine Ford Fluid VC-7-B Red Concentrated Antifreeze/Coolant - 1 Gallon (Packaging may vary)
Bestseller No. 1
Hy-Per Lube HPC100-3PK High Performance Super Coolant - 16 oz, (Pack of 3)
  • Reduces Engine Cylinder Heat Temperatures
  • Allows Safe Advancement of Ignition Timing Resulting in More Horsepower
  • Prevents Overheating in High Performance and High Load Engines
  • Complete Protection from Rust, Corrosion and Electrolysis
  • Compatible With All Types of Antifreeze, does not contain ethylene glycol
Bestseller No. 2
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 oz.
  • OPTIMIZES PROTECTION
  • Prevents erosion and electrolysis
  • Compatible with all coolants types
  • Contains lubricants to protect the water pump
  • Fit type: Vehicle Specific
SaleBestseller No. 3
Red Line (80204) Water Wetter - Coolant Additives - 12 Oz Bottle
  • Cutting edge technology - We at red line created this industry, pushing bubbles out of the way to ensure efficient & effective engine cooling
  • Ultimate cooling performance - Coolant additive with a unique agent that lowers temperatures by reducing and eliminating bubbles or vapor barrier that...
  • Perform & protect - Waterwetter protects from rust & corrosion, allowing the use of straight water in racing or reduced antifreeze levels in warm...
  • Easy to use - Use one bottle for most cars & light trucks, treats 3 to 5 gallons. Larger cooling systems should use 2 bottles; Small cooling systems...
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
SaleBestseller No. 4
VP Racing Fuels 14-Inch Motorsport Standard Replacement Hose for Motorsport and Sportsman Containers...
  • MAXIMIZE YOUR POUR: Add the 14 Inch VP Racing Fuels Motorsport Standard Hose to maximize use of your VP Motorsport and Sportsman containers for a...
  • EASILY ATTACHABLE: Easily attachable to the VP Motorsport or Sportsman containers with a snug, non-leaky fit
  • ACCESSABLE: Cleanly and smoothly fill the trickiest opening without extra hassle or awkward angles
  • NO LIMITS: Handles almost any fluid you can think of, from ethanol and coolant/antifreeze, to water, fuel, and other additives
  • SPECIFICATIONS: Dimensions (L x W x H): 14.80 x 1.50 x 14.18 inches; Color: Black; Weight: 1.05 pounds; Warranty: 1-year warranty
Bestseller No. 5
Car Radiator Coolant Fluid making Formulas: Car coolant anti freezing and anti scale additive Making...
  • Amazon Kindle Edition
  • cloude, jone (Author)
  • English (Publication Language)
  • 20 Pages - 06/15/2020 (Publication Date)
SaleBestseller No. 6
WIX Filters - 24106 Coolant Test Kit, Pack of 1
  • Package Dimensions: 10.16 cms (L) x 5.08 cms (W) x 6.096 cms (H)
  • Product Type: Auto Part
  • Package Quantity: 1
  • Country Of Origin: China
Bestseller No. 8
Phoenix Systems 8006-B Double-Ended Coolant + Brake Fluid Test Strips (15 foil wrapped test strips),...
  • 15 Double-Ended test strips used to test both coolant and Brake fluid
  • Gives you the peace of mind that your Brake fluid is good and is safely performing its proper function
  • Identifies potential Brake fluid and coolant related problems before they occur -thereby ensuring your safety and fewer breakdowns
  • Simply remove the test strip from the foil wrapper, Dip it into your Brake fluid then coolant/antifreeze, and 60 to 90 seconds later you will know the...
  • May save you from paying for an un-needed Brake fluid or coolant change
SaleBestseller No. 9
Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 oz.
  • Replaces fluorescent green-colored V119 premium antifreeze/coolant meeting Ford specification ESE-M97B44-A
  • Replaces yellow-colored Motorcraft gold antifreeze/coolant meeting Ford specification WSS-M97B51-A1
  • Designed to replace additives depleted between coolant change-outs
  • Now dyed yellow to eliminate engine coolant color change when mixing
  • Genuine OEM
SaleBestseller No. 10
Motorcraft VC8 Diesel engine coolant additive - 1 Pint(473 ml)
  • In all heavy-duty, diesel engine cooling systems equipped with green-colored Motorcraft Premium Engine Coolant meeting Ford Specification ESE-M97B44-A
  • In all heavy-duty, diesel engine cooling systems equipped with yellow-colored Motorcraft Premium Gold Engine Coolant meeting Ford Specification...
  • Designed to replace additives depleted between coolant change-outs
  • Now dyed yellow to eliminate engine coolant color change when mixing
Bestseller No. 11
Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
  • MaxLife Antifreeze is the only antifreeze to contain Alugard Plus, a special additive that allows these chemistries to work together to provide...
  • Lubricates gaskets and seals
  • Long Life Formula
  • For all makes and models
  • Helps protect against cold weather freeze-ups and hot weather boil-overs
Bestseller No. 12
Genuine Ford Fluid VC-12 Orange Specialty Revitalizer Engine Coolant - 1 Quart
  • Designed to replenish the corrosion inhibitors specific to Motorcraft orange antifreeze/coolant which may deplete with time between engine coolant...
  • Do not mix different colors or types of coolant in your vehicle
  • Do not mix different colors or types of coolant in your vehicle
  • May be added up to two times over the life of the engine antifreeze/coolant
  • Use according to owner guide recommendations
Bestseller No. 13
Genuine Ford Fluid VC-13-G Yellow Concentrated Antifreeze/Coolant - 1 Gallon
  • 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
  • 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
Bestseller No. 14
Fleetguard Coolant Analysis Test Kit CC2602A
  • Measures Protection against Liner Pitting, corrosion and coolant dilution
  • Easy to use test strips measure Freeze Point, Molybdate, and Nitrite
  • Results in 45-75 seconds
  • Each package contains 4 Test Strips
  • 1 Test strip results in all 3 measurements and overall SCA level
Bestseller No. 15
VP Racing Fuels Radiator System Additive - Cool Down, 16 Ounces (2 Pack). Safe For All Radiators....
  • Cool Down coolant additive improves the performance of coolant and is safe for all radiator systems. It's ideal for racing, street, RV and tow vehicle...
  • Reduces cylinder head temperatures up to 75°F and decreases engine temperature up to 30°F! Cool Down increases coolant flow for better heat transfer
  • Lubricates vital components and approved by most race sanctions. One 16oz. bottle treats cooling systems of 12-20 quarts. For straight water...
  • Treatments last for one year or 30,000 miles, whichever comes first. Recommended to change coolant every 2 years. Can be mixed with antifreeze. For...
  • Open the bottle and add contents straight into the radiator or coolant reservoir. Use as directed to prevent disruption of the freeze protection...
SaleBestseller No. 16
Mopar 10 Year/150,000 Mile Coolant Concentrate
  • Genuine MoparYear/ 150,000 Mile Coolant
  • 1 Gallon Concentrate Bottle
  • Contains a bittering agent
  • Safe for all radiators and all gas/diesel engines
Bestseller No. 17
Genuine Ford Fluid VC-7-B Red Concentrated Antifreeze/Coolant - 1 Gallon (Packaging may vary)
  • 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

Having trouble finding a great Antifreeze Coolant Additive?

This problem is well understood by us because we have gone through the entire Antifreeze Coolant Additive research process ourselves, which is why we have put together a comprehensive list of the best Antifreeze Coolant Additives available in the market today.

After hours of searching and using all the models on the market, we have found the best Antifreeze Coolant Additive for 2023. See our ranking below!

How Do You Buy The Best Antifreeze Coolant Additive?

Do you get stressed out thinking about shopping for a great Antifreeze Coolant Additive? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Antifreeze Coolant Additive, which is why we have assembled a comprehensive list of the greatest Antifreeze Coolant Additive available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Antifreeze Coolant Additive that you consider buying. Your questions might include the following:

  • Is it worth buying an Antifreeze Coolant Additive?
  • What benefits are there with buying an Antifreeze Coolant Additive?
  • What factors deserve consideration when shopping for an effective Antifreeze Coolant Additive?
  • Why is it crucial to invest in any Antifreeze Coolant Additive, much less the best one?
  • Which Antifreeze Coolant Additive are good in the current market?
  • Where can you find information like this about Antifreeze Coolant Additive?

We’re convinced that you likely have far more questions than just these regarding Antifreeze Coolant Additive, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Antifreeze Coolant Additive, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Antifreeze Coolant Additive. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Antifreeze Coolant Additive buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Antifreeze Coolant Additive currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Antifreeze Coolant Additive has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Antifreeze Coolant Additive?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Antifreeze Coolant Additive.
  5. Customer Ratings: Number ratings grade Antifreeze Coolant Additive objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Antifreeze Coolant Additive.
  7. Product Quality: You don’t always get what you pay for with an Antifreeze Coolant Additive, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Antifreeze Coolant Additive is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Antifreeze Coolant Additive information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Antifreeze Coolant Additive is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the best brand of antifreeze?

A: The Best Anti Freeze 1 BMW Antifreeze. … 2 K-Seal Engine Coolant. … 3 Audi Coolant Antifreeze. … 8 Aisin Antifreeze. … 9 Havoline Xtended Life Antifreeze. … 10 Pentosin Coolant Antifreeze SF. … 12 Zerex Original Green Antifreeze. … 13 Zerex G-05 Antifreeze. …

Q: What type of antifreeze should I use?

A: For most vehicles, a glycol based antifreeze coolant is the best type of coolant to be used in any vehicle radiator. However, using the glycol based antifreeze alone is usually not a good idea.

Q: How do you make antifreeze?

A: Pour one gallon of the antifreeze of your choice into a large bucket or large mixing jug. Pour one gallon of distilled water into the bucket or mixing jug. Mix them together thoroughly and use the coolant blend in the car’s radiator. Store the coolant blend in a large, tightly sealed jug.

Q: How to mix antifreeze 50/50?

A: Mix your antifreeze at a one-to-one ratio with water. For temperate climates, this will provide the protection you need in winter weather and effectively work to keep your engine from overheating. In addition, a 50/50 coolant-to-water ratio fights rust, boiling and engine corrosion.