4 Best Coolants For Jeep Wrangler in 2021


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Best Coolant For Jeep Wrangler

When your Jeep’s engine gets worked up, the coolant helps to keep it in check and prevents freezing and overheating. As the engine gets hot, the best coolants for a Jeep Wrangler will absorb most of the heat and keep it from flowing back to the radiator.

During the winter months, it does the opposite by ensuring that the engine stays nice and warm. If you are in the market for the best quality coolant for your Jeep, then you may find yourself somewhat confused by the variety of options available.

To make your job easier, we’ve done the research for you. Our team has reviewed over a dozen world-renowned brands to find the most suitable product for you. All of the products handpicked by our team are capable of keeping your engine comfortable and operational throughout extreme weather conditions.

Read on to find the complete review of each product. If you are in a hurry and don’t have the time to read until the end then we suggest that you go with our editor’s pick – Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed, a specially formulated coolant that works best for jeep Wrangler, Dodge, Ram, and Fiat to name a few.

Product NamesDimensionsWeight
#1. Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed7.2 x 3 x 12 inches9.24 poundsSee Price
#2. Zerex DEX-COOL Organic Acid Technology Antifreeze/Coolant‎7.67 x 3.93 x 11.81 inches9 poundsSee Price
#3. Zerex G05 Phosphate Free 50/50 Prediluted Ready-to-Use Antifreeze/Coolant‎7.38 x 3.83 x 12 inches9.58 poundsSee Price
#4. PEAK PXAB53 Antifreeze Coolant‎7.5 x 3.6 x 11.7 inchesn/aSee Price

#1. Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed

The Mopar 10 Year/150,000 Mile Coolant (see Amazon) is specifically formulated for engines that require OAT coolant to keep them in the best working condition. It comes 50-50 pre-diluted so you don’t need to add any additional water.  

This pre-mixed gallon is ideal for topping off the coolant, offering up to 10 years of performance. The contents look purple but may sometimes appear pink, orange, or red depending on the temperature and the container in which it is stored.

Mopar’s 10 Year/150,000 Mile Coolant is exactly what you need for your Chrysler, Jeep, Dodge, Ram, and FIAT. However, always check your user manual before use.

Product features and specifications

  • Measures ‎7.2 x 3 x 12 inches
  • Weighs ‎9.24 pounds
  • Auto Part
  • No Batteries Required

User/Customer reviews

Most users were enthralled with this product as it did the job just right to keep their engine cool. Those who have purchased the coolant have said that using it is no problem and as long as it’s compatible with your vehicle. A few customers have warned that the referencing on the container is not provided accurately so the FCA can improve on this.

Conclusion

If you’re looking for the best quality antifreeze/coolant for your Jeep Wrangler then always opt for the Mopar 10 Year/150,000 Mile Coolant (shop now). Be careful not to pick the 5-year coolant, as this is not the same product. Overall, we feel that this coolant offers great value for money.

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#2. Zerex DEX-COOL Organic Acid Technology Antifreeze/Coolant

Those who are apprehensive about using coolants and wondering whether or not they are compatible with their Wrangler engine can rely on ZEREX DEX-COOL antifreeze coolant. Approved by General Motors, this product comes with the GM 6277M specification.

This antifreeze coolant doesn’t contain any silicates, borates, phosphates, nitrates, amines, or nitrites. It is a patented carboxylate formula that comes with a service life of up to 5 years or 150,000 miles. Pre-diluted with 50% water, it has the right consistency to protect your engine from the summer heat or winter cold.

Equipped with an organic acid technology, this coolant contains 30 – 50 ppm of denatonium benzoate as the bittering agent. It is dyed orange to differentiate its distinctive chemistry from conventional green and yellow silicate coolants.

Product features and specifications

  • Measures ‎7.67 x 3.93 x 11.81 inches
  • Weighs 9 pounds
  • Engine Coolant/Antifreeze
  • Patented antifreeze coolant
  • Carboxylate formulation
  • Approved by General Motors

User/Customer reviews

Many users have expressed that this is one of the most economical coolants and is ideal for a Jeep Wrangler or similar vehicle. Some people have reiterated the fact that the coolant comes pre-diluted with 50% water so you do not need to add any extra water yourself. A few customers have warned that the Amazon compatibility checker is not always correct, so you may need to do some research yourself.

Conclusion

The Zerex DEX-COOL Organic Acid Technology Antifreeze/Coolant scores high marks in terms of cost and quality. It does what it promises by keeping your engine protected and comfortable in extreme weather conditions. Overall, we feel that this product offers an amazing price to performance ratio.  

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#3. Zerex G05 Phosphate Free 50/50 Prediluted Antifreeze/Coolant

The next product on our list also comes from Zerex, and this 50/50 Prediluted Ready-to-Use Antifreeze/Coolant is designed to suit both diesel and gasoline engines. This formula features a lower-silicate, lower pH, European technology that protects the cooling system metals from corrosion.

This phosphate-free coolant is also designed in a way to protect the diesel engine cylinder liners from cavitation. It includes a deposit control additive that helps in protecting the coolant from any hard water deposits and scale build-up.

As the ZEREX G-05 contains a high-quality defoamer system, it will not damage the hoses, plastics, or original finishes of your vehicle.

Product features and specifications

  • Measures ‎7.38 x 3.83 x 12 inches
  • Weighs ‎9.58 pounds
  • Automaker approved technology
  • 50/50 Prediluted
  • Phosphate Free
  • Ready to Use

User/Customer reviews

Several users have noted that this is probably one of the most economical of all coolants available on the market. Customers were also happy with the fact that the antifreeze does not contain 2EHA or 2-ethyl hexanoic acid, which is known to damage gaskets and cause a number of issues.

Conclusion

Zerex’s G05 Phosphate Free 50/50 Prediluted Ready-to-Use Antifreeze/Coolant comes at a great price point. As the product is pre-mixed, it takes all the guesswork out of using it. Overall, we feel that this coolant is one of the best that money can buy.

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#4. PEAK PXAB53 Antifreeze Coolant

PEAK PXAB53 Antifreeze Coolant (learn more) is a pre-diluted solution that comes in liquid form to protect the engine from any damage in extreme weather conditions. Manufactured in the USA, this coolant is perfect for use with auto parts and truck maintenance.

As the coolant comes pre-diluted, you do not need to add any additional water. The pH level is maintained between 7. 5 and 10. It performs incredibly well and perfectly suits Jeep Wranglers and other vehicles in this category.

Product features and specifications

  • Measures ‎7.5 x 3.6 x 11.7 inches
  • Weighs ‎0.01 ounces
  • Pre-Diluted Antifreeze Coolant
  • 7. 5 to 10 pH
  • 50/50 Dilution Ratio
  • For All Makes and Models Automobiles

User/Customer reviews

Several customers have said they were pleased with the performance of this coolant as well as its price point, which is much lower than other big brands out there. A few customers have warned that the color of the liquid is not amber as expected.

Conclusion

If you are looking for a low-cost but good performance antifreeze coolant for your Jeep Wrangler then this is a good product to choose. At this price, this is a complete steal and does a great job at keeping your engine cool or warm in varying outdoor weather conditions. Overall, with this product, you get what you pay for.

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Related Questions

What happens if your Jeep Wrangler runs out of coolant?

If your Jeep Wrangler runs out of coolant, the components of the engine may begin to build up damage or rust in an irreparable manner. However, the coolant does not have to run out for these problems to start. If the dilution levels are not maintained correctly then this might also pose a threat. If the coolant runs out unexpectedly due to a leakage, the engine system may be compromised from the gaskets to the piston.

How can you tell when your Jeep needs a coolant flush?

There are several telltale signs that indicate your Jeep Wrangler may need a coolant flush to keep running in the optimum condition. Some of the signs that you should look out for are the heater no longer working, coolant leaking out, the engine light turning on, steam coming out of the hood, an unusual grinding sound or the temperature gauge reading higher than normal.

How long can Jeep Wrangler coolants last?

The frequency at which you need to flush and replenish your Jeep’s coolant completely depends on the type of coolant. While there are several varieties of coolant available now, there was only one kind available in the mid-1990s. It was a typical green formula coolant that comprised of corrosion inhibitors that could last for only 24,000 – 36,000 miles, or a maximum of two to three years.

Conventional coolants are no longer recommended for more modern vehicles as they have more updated demands. Modern-day coolants contain an Organic Acid Technology (OAT) which makes the liquid last up to twice as long as older coolants. They can last for over 5 years or up to 100,000 miles.

Which color coolant is best for a Jeep Wrangler?

It’s important to understand that the color doesn’t matter when it comes to looking for the best coolant variety. Most Organic Acid Technology (OAT) coolants come in orange, yellow, red, or purple colors. Make sure you always confirm the type of coolant required by your Jeep model by checking the user manual.

See Also:
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3 Best Headlight Bulbs For Jeep Wrangler
3 Best Roof Rack for Jeep Wrangler Soft Top
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