Best Green Coolant in 2023 (Top 15 & Buying Guide)

Sometimes it might be quite difficult to find the best green coolant. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this green coolant buying guide.

Our Top 15 Recommendations:

15 Top Green Coolant Reviews:

SaleBestseller No. 1
Zerex Original Green Low Silicate 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
  • 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
Bestseller No. 2
Zerex Original Green Low Silicate Concentrate Antifreeze/Coolant 1 GA
  • 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
SaleBestseller No. 3
Zerex Asian Vehicle Green Silicate and Borate Free 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
  • UNSURPASSED FREEZE PROTECTION AND ANTI-BOIL PERFORMANCE outperforms industry standards
  • PHOSPHATE ADDITIVES SAFEGUARD AGAINST CORROSION, SCALE AND RUST while protecting all cooling system metals (including aluminum)
  • HIGH-QUALITY ADDITIVES PROTECT AGAINST LEAKS and won’t harm gaskets, hoses, plastics or original vehicle finish
  • PRE-MIXED GREEN FORMULA IS READY-TO-USE in a 50/50 ratio with deionized water to protect all modern engine components from winter freezing (-34F) and summer boiling (265F).
Bestseller No. 4
PEAK OET Extended Life Green 50/50 Prediluted Antifreeze/Coolant for Asian Vehicles, 1 Gal.
  • 1 GALLON ENGINE ANTIFREEZE/COOLANT: Fully compatible with other extended life antifreeze/coolants. This item contains a bittering agent called Denatonium Benzoate.
  • PROTECTS: Advanced formulation prevents rust & corrosion protecting all engine cooling system components
  • DESIGNED FOR ASIAN VEHICLES: Recommended for use with Hyundai, Infiniti, Kia, Mitsubishi, Nissan, Subaru, and Suzuki vehicles that require a GREEN Phosphate-enhanced Organic acid technology (POAT) formula
  • GUARANTEED: When installed as part of a complete flush and fill, PEAK guarantees this coolant will provide service life protection of up to 150,000 miles or 5 years.
  • 50/50 PREDILUTED FOR QUICK TOP OFFS: Already diluted to make topping off your cooling system a breeze
Bestseller No. 5
Zerex Original Green Low Silicate Concentrate Antifreeze/Coolant 1 GA, Case of 6
  • Patented low-silicate chemistry for heavy-duty applications with use of SCA
  • Patented corrosion inhibitor package provides rust and corrosion protection
  • Helps prevent boil-overs and freeze-ups
  • Use in vehicles that specify traditional green coolant
  • Contains 30 – 50 ppm of denatonium benzoate as a bittering agent
SaleBestseller No. 6
Zerex Pre-Charged Heavy Duty (HD) 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
  • PRE-CHARGED WITH CORROSION, SCALE AND RUST INHIBITORS so that radiators, water pumps and other metal cooling system parts stay clean, and your antifreeze flows and functions properly.
  • PROTECTS ALL COOLING SYSTEM METALS INCLUDING ALUMINUM and won’t harm gaskets, hoses or original vehicle finish
  • PRE-MIXED GREEN SOLUTION IS READY-TO-USE and comes in a 50/50 ratio with deionized water
  • 3 YEAR/150,000 MILE GUARANTEE protects against engine failure caused by freeze-ups or boil-overs
Bestseller No. 7
Zerex Original Green Low Silicate 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA, Case of 6
  • Patented low-silicate chemistry for heavy-duty applications with use of SCA
  • Patented corrosion inhibitor package provides rust and corrosion protection
  • The 50/50 mixture provides protection down to -34 Degree Fahrenheit
  • Helps prevent boil-overs and freeze-ups
  • Contains 30 – 50 ppm of denatonium benzoate as a bittering agent
Bestseller No. 8
Hot Shot's Secret 150,000 Mile 50/50 Prediluted Green Antifreeze/Coolant 4 Pack of 1 Gallon
  • 50/50 mixed with distilled water
  • Compatible with conventional and other extended life brands
  • Pre-charged with initial Supplemental Coolant Additive
  • Green Color | Contains a bittering agent
SaleBestseller No. 9
BRP Ski-Doo Can-Am XPS New OEM Pre-Mix Antifreeze/Coolant Quart, Green, 779149
  • 1 QT / 0.946 L
  • Color: Green
  • Antifreeze/Coolant contains the correct dilution and the necessary additives to prevent corrosion and inhibit cavitation in powersport cooling systems
  • Blended to perform best in our Rotax engines with anti-corrosive additive
  • For vehicles that normally use a 2-year antifreeze/coolant (green)
Bestseller No. 10
Motorcraft - COOLANT VC5
  • Motorcraft - COOLANT VC5
  • -Make sure this fits by entering your model number. -Genuine Motorcraft part that fits your specific vehicle
  • Ford Motorcraft Touch Up Paint White Platinum UG Basecoat & Topcoat - 2 Step Kit 7204A
Bestseller No. 11
Genuine Ford Fluid VC-5 Premium Concentrated Antifreeze/Coolant - 1 Gallon
  • Fluorescent green-colored, conventional, 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
Bestseller No. 12
EKWB EK-CryoFuel Acid Green Premix, 1000ml, PC Liquid Coolant, Water Coolant
  • High quality concentrated pigments for intense, vivid and saturated colors
  • Thermal efficient and non-toxic formula
  • Low electrical conductivity
  • Compatible with Acrylic, PETG, POM Acetal, rubber (NBR, EPDM, and Norprene) materials
  • Eco-friendly (90% biodegradable in 10 days)
Bestseller No. 13
Zerex Original Green Antifreeze/Coolant, Ready to Use - 0.5gal (ZXRU4)
  • The 50/50 mixture 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
Bestseller No. 14
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 maximum protection..Fit Type: Universal
  • 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. 15
Engine Ice Hi-Performance Snowmobile & Winter Coolant + Antifreeze
  • ✅ BIODEGRADABLE, PHOSPHATE FREE, RTU - Engine Ice hi-performance coolant is biodegradable, phosphate free and ready to use, reducing operating temperatures and effectively keeping boil over temperatures to 256° Fahrenheit or less and freeze-up protection to -45° Fahrenheit

Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API

How to find the best green coolant?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best green coolant for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good green coolant recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the green coolant need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for green coolant to find what you’re looking for:

Brand

In some cases, the brand of green coolant is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given green coolant are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about green coolant are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare green coolant quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best green coolant can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.