Best Coolant for Honda

6 Best Antifreeze Coolant for Honda Civic, Accord & Others in 2023

You probably know by now that the cars’ engine runs at an extremely high temperature when it is at a high load. And the coolant, just like the name states, regulates the overall temperature when it is in such conditions.

Nonetheless, the stock coolant of Honda vehicles cannot regulate extreme temperature properly. A couple of times, we saw the performance fluctuate a lot during extreme loads. Cold starts were also something that we noticed when the engines had the stock coolant.

That is where we wanted to opt for the best antifreeze for honda. But getting that is easier said than done. Loads promise a lot of things but do not deliver at all! However, eventually, we did manage to end up with one of them. And in this article, we will ensure that you do not have any hassles in getting one.

What Kind of Antifreeze Does Honda Use?

Before we talk about the best coolant for Honda civic, we would like to ensure that you know what type of antifreeze it uses. Usually, when people talk about coolants, they generally refer to the color of the liquid. However, the color does not matter. Both the green and blue types of antifreeze are suitable for the engine.

The thing that actually matters is the OEM specifications. If it can adequately regulate the temperature in extreme cases, it will be ideal for Honda. And each car has a specific requirement, which you can find in the owner’s manual.

On that note, the manual will usually state the viscosity, low freezing temperature, and heat capacity rating. If these three match an offering, it will be usable for the Honda vehicles. However, if the specifications are better than the stock, it will also be compatible with the car.

When the specs are better, the coolant will do more work than the stock ones. It will ensure that the engine does not throttle at the highest loads and during extreme temperature levels.

Our Top 6 Best Coolant for Honda Reviews

After doing loads of research and testing of the available options, we did manage to get our hands on the coolants that increase the performance of the Honda. So, without further ado, let us talk about those.

1. Honda Genuine OL999-9011 COOLANT

Yes, Honda does manufacture and offer coolants in the market. And this Honda Civic coolant has gone through a couple of revisions, which made it better over time. The current version, which we have in our hands, is a worthy pick for the best coolant for Honda, and we will explain precisely why.

It comes pre-mixed, which means you will not have to go through the hassles of mixing other coolant liquids into it. In other words, you can use it straight from the bottle. And that is something that most of the other coolants in the market lag a bit behind on.

Furthermore, the formula is long-lasting. Due to the revisions, it holds the ability to last for at least five years. That means you can run the engine for at least 60 thousand miles without having to worry about changing the coolant. That makes this one an excellent pick for 2006 honda civic coolant type 2.

The coolant also performs exceptionally well in extreme temperatures. And the operating temperatures that it can handle are from 34 degrees to 228 degrees Fahrenheit. So, there will be minimal chances of the cold starts and the engine overheating during the extreme loads.

Highlighted Features:

  • Comes pre-mixed
  • Does not require any water
  • Easy to work with
  • Long-lasting
  • Can handle extreme temperatures properly

2. Zerex Asian Vehicle Ready-to-Use

Pre-diluted and ready-to-use coolants can surely make it easier to replace the stock coolant. And a proper example of an antifreeze such as that would be this one that is from Zerex.

The first thing that makes it stand out is the formula. It is specifically designed to replace the OEM fluid. That means it meets and exceeds the specification of the manufacturer. It is also a highly compatible antifreeze for Honda Odyssey. And that engine is not compatible with all of the available coolants.

Moreover, the formula has long-lasting properties integrated into it. Due to it not containing any silicate, it can last for at least five years. And the Hybrid Organic Acid technology will enhance the lifespan even further. You can expect to get at least 150 thousand miles from this coolant.

Additionally, the formula adequately protects the engine from rust and corrosions. Also, the blend does not contain any borate, which will help to protect against harmful deposits and scale. Overall, this is yet another stellar pick for the best coolant for Honda Accord and others.

Highlighted Features:

  • Does not contain any silicate
  • Free from borate
  • Can protect the engine from rust and corrosions
  • Has a higher lifespan
  • Formula meets and exceeds the OEM specification

3. Valvoline Multi-Vehicle 50/50

This one is another stellar pre-diluted option that we managed to scour out among all of the available coolants. And to know what makes it so good, you need to go through this review.

Just like the label states, it is optimal for multiple vehicles. That includes most of the models of Honda. And this is probably the only option out that there that contains a special additive. That special additive improves the overall performance of the coolant, which will help the engine to offer top-notch performance. This coolant is also compatible with ford.

Alongside that, the special additives do a proper job of offering maximum protection. It will fight against harmful buildups and deposits. There will be no need to go through frequent engine cleanups. It even contains 30-50 ppm of denatonium benzoate. That works like a bittering agent.

Due to having a special bittering agent, it can also lubricate the seals and gaskets. Also, the blend works like a charm in protecting the parts from hot weather boil-overs and cold weather freeze-ups. And these protections will eventually enhance the lifespan of the engine.

Highlighted Features:

  • Works with multiple vehicles
  • Has a special additive
  • Offers maximum protection
  • Integrates bittering agents
  • Can lubricate the seals and gaskets

4. Maxima 82964 Coolanol

On the lookout for something that utilizes a premium formula? Well, you are probably looking for this offering that is from Maxima. Wondering why?

To start with, it blends premium quality ethylene glycol. That enhances the overall quality of the coolant. Also, the formula contains deionized water, which will offer the maximum amount of protection from magnesium and aluminum. These elements make the blend achieve a higher capability to fight corrosion and rust.

In addition to that, it has anti-foam agents. Those will work like a charm in reducing the water pump cavitation. And they will also significantly increase the cooling capacity of the formula. It can handle extreme loads exceptionally well. And the engine will not throttle at all during those extreme loads.

Talking of which, the blend protects the engine from freeze-ups in the harshest winter days. Even when the temperature is down to -34 degrees Fahrenheit, the engine will not show any signs of cold starts. The formula also increases the system’s cooling point to up to 265 degrees Fahrenheit.

Highlighted Features:

  • Utilizes premium quality ethylene glycol
  • Has deionized water
  • Offers protection from corrosion and rust
  • Reduces water pump cavitation
  • Protects the engine from freeze-ups

5. Honda 08C50-C321S02

We have got yet another coolant that is from Honda. And this has the same Honda coolant color as the stock one, which will offer you the peace of mind that you are not doing anything wrong by putting it inside the engine.

The color is not the only thing that makes it stand out. There are other things as well. It utilizes a newer formula, which enhances the overall coolant capacity. Also, as it matches the OEM specification, there will be no need to worry about it making the engine fluctuate during the extreme loads.

Additionally, the formula utilizes high-quality elements. And those premium components will increase the lifespan of the liquid. You can expect to get an exceptionally high amount of mileage. So, you will not have to worry about changing the coolant that frequently.

As it comes pre-diluted with a 50/50 mix, you will not even have to mix anything to the formula. That will make the replacement process hassle-free. Also, it has inhibitors, which offer high protection from harmful elements. The protection it provides is higher than the regular Honda coolant type 1.

Highlighted Features:

  • Matches the OEM specification
  • Utilizes high-quality elements
  • Has a higher lifespan
  • Comes pre-diluted
  • Provides higher protection from harmful elements

6. EVANS Coolant EC53001

While there are plenty of coolants out there, only a few have a higher boiling point. And this one from EVANS is one of them.

As we have mentioned, it has a higher boiling point. The maximum temperature it can handle is 375 degrees Fahrenheit. So, it will not show any signs of vaporization when the vapor pressures are low. Also, this boiling point trait will prevent coolant loss and lower the strain on the cooling components.

Moreover, it contains no water at all. That means there will be no need to worry about corrosion and rust occurring on the engine. The lack of water will eliminate the chances of water pump cavitation and electrolysis issues. Also, it will lower the maintenance costs of the engine.

The formula also holds the capability of eliminating engine knocking issues caused by overheating. There will be lower chances of pre-ignition issues occurring. Also, the blend will improve the overall combustion efficiency, which will make the engine run properly during higher loads and improve the fuel economy.

Highlighted Features:

  • Has a higher boiling point
  • Will not show any signs of vaporization
  • Prevents coolant loss
  • Lowers the strain on the cooling components
  • Improves efficiency and fuel economy

How to Go for the Right Antifreeze for Honda?

We know that our list of coolants has made it easier for you to choose the right one for your Honda. But did you know that things can get much more manageable? Well, yes, it can! Well, for that, you need to consider these crucial criteria:

Cooling Capacity

Not all of the offerings out there have the same cooling capacity. Some are highly capable, while some are run-of-the-mill. We recommend getting the ones that have a higher cooling capacity. Those will be able to properly ensure that the engine runs optimally during extreme loads.


In general, there are two types of formulas. One comes pre-diluted, while the other does not. Our recommendation would be to opt for the ones that come pre-diluted. Those are easier to work with, and you can drop them directly into the engine without having to go through any additional steps.


When it comes to protection, only a few can offer higher protection from harmful elements. Also, not many can protect the components from rust and corrosion. And if you get something that does not have any capability to offer protection, you would be looking to spend a good amount of money on maintenance.

Boiling Point

Another thing that will not be the same for all of the available options is the boiling point. And the ones that do not have a higher boiling point will vaporize when the pressures are high. That means the coolant loss will be exceptionally high, which will eventually make you refill the coolant every couple of months.

Combustion Efficiency

Usually, the coolants that can make the engine run optimally during extreme loads can improve overall combustion efficiency. And if the combustion efficiency is low, the fuel economy will also be reasonably low too. That will make you spend too much money on fuel.

Honda coolant vs. Aftermarket

Most car owners think that OEM components and fluids are better than aftermarket ones. However, that is not entirely true. Yes, there are aftermarket options that will perform worse than the OEM fluids. Also, there are high-performance coolants out there that perform comparatively better than the regular OEM coolants.

Do not get us wrong; some OEM coolants offer equivalent performance as the high-quality aftermarket options. We have even gone through a couple of them on our list. Nonetheless, the real question is, what makes the better aftermarket options different. Well, let us have a look, shall we?


Most of the aftermarket options will meet and exceed the specifications of the OEM. That means they will perform better in loads of the factors that the OEM coolants perform average in.


As the aftermarket coolants are capable of performing better in some of the specific factors, such as combustion efficiency, the engine’s overall efficiency will increase. That will eventually improve the fuel economy.


There are plenty of aftermarket coolants out there that can offer higher overall protection. They can properly protect the engine from rust and corrosion. And most of the OEM coolants are pretty average in this factor.

Frequently Asked Questions (FAQs)

1. Who makes Honda coolant?

Answer: Many people think Honda itself does not manufacture the Honda coolants. Well, that thinking is true to some extent. There are plenty of coolants out there that have the “Honda” tag but are manufactured by other manufacturers. However, those do go through the quality tests of Honda, which, in a sense, makes them OEM.

2. Do Hondas need special antifreeze?

Answer: That depends on your needs. If you tend to push the vehicle to its absolute limit, it would be a wise idea to opt for a special antifreeze. For regular day-to-day driving, a good quality antifreeze will be more than enough.

3. What is the difference between Type 1 and Type 2 coolants?

Answer: Type is basically 100 percent pure. In comparison, the type 2 coolants will come pre-mixed. That is the only difference the lies between these two.

4. Does it matter what type of coolant is in the car?

Answer: Yes, it actually does. The type of coolant can impact the overall performance of the vehicle. A low-grade coolant will usually make the engine overheat during extreme loads.

5. What is the color of Type 2 antifreeze?

Answer: Usually, type 2 coolants are blue. On the other hand, the type 1 coolants are green in color. And you can mix type 1 and type 2 together if you know the proper way.

Final Words

We know choosing the best antifreeze for honda is not that easy. However, we believe that our list and guide can surely make things easier for you. So, whenever you are deciding to purchase one, keep all of the critical factors in mind.

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