Ethylene Glycol Coolants

Vesper Harrington
12 min readJun 19, 2024

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Stay cool under pressure with our roundup of the top Ethylene Glycol coolants on the market. Keep your engine performing at its best, while saving on energy and maintenance costs. Discover the best options for maintaining optimum temperature levels with our comprehensive and engaging buyer’s guide.

The Top 8 Best Ethylene Glycol Coolants

  1. Engine Ice 1.75 L Powersport Coolant for All Makes — Antifreeze Solution — Engine Ice Powersport Coolant & Antifreeze: Trusted for 20 years, this eco-friendly, propylene glycol-based solution ensures unmatched boil-over and freezing protection for all Powersports vehicles.
  2. Prestone Antifreeze Concentrate for Durable Cooling System Protection — Prestone Antifreeze + Coolant Concentrate: A high-performance, long-lasting solution for all makes and models, keeping your car running efficiently and protected against corrosion for 5 years or 150,000 miles.
  3. Prestone DEX-cool 50/50 Antifreeze & Coolant for Toyota Vehicles — Prestone DEX-cool 50/50 Antifreeze & Coolant provides reliable protection, extended performance, and easy installation for your GM vehicle, while its long-lasting formula can last up to 5 years or 150,000 miles.
  4. Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed for Chrysler, Dodge, Jeep, RAM & Fiat 09090126AC (1.0L) — The Mopar 68163849AB is a top-rated, 5.0-star G13 Coolant 50/50 Premixed, easy-to-install, and long-lasting auto part for maintaining optimal engine performance and ensuring smooth driving.
  5. Red Line Premixed Water Wetter for Motorcycle Cooling Systems — Stay cool and protect your engine with Red Line RED-80205 SuperCool, a top-rated premixed coolant that doubles the wetting ability of water, provides excellent rust and corrosion protection, and is compatible with long-life antifreeze.
  6. Truegard Ethylene Glycol Inhibited Heat Transfer Fluid 50/50 for Cooling Systems — Get reliable industrial heat transfer performance with Truegard Ethylene Glycol Inhibited Fluid, offering burst protection, freeze protection, and fluorescent pink leak detection.
  7. Nu-Calgon Ethylene Glycol Heat Transfer Fluid & Antifreeze — Nu-Calgon 4189–05 is a top-rated, 5-gallon pail of blue ethylene glycol-based leak detecting solution that serves both as an antifreeze and efficient heat transfer fluid.
  8. Valvoline Max Life: Long-Lasting High Mileage Antifreeze/Coolant — Valvoline Max Life Antifreeze/Coolant offers unparalleled protection and temperature control, ensuring lasting engine longevity for all makes and models.

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Reviews

Engine Ice 1.75 L Powersport Coolant for All Makes — Antifreeze Solution

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Engine Ice has been the go-to coolant and antifreeze for powersports and motorsports enthusiasts for over 20 years. Made from a propylene glycol-based blend, the coolant offers boil-over protection up to 256F and freezing protection down to -26F. The choice of propylene glycol not only provides better performance but also carries a lower toxicity level compared to other coolants.

It’s designed for use in motorcycles, ATVs, SXSs, snowmobiles, and 2-cycle engines. Users appreciate its ease of use, affordability, and effectiveness in keeping their machines running cool and preventing overheating.

Prestone Antifreeze Concentrate for Durable Cooling System Protection

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The Prestone Antifreeze + Coolant Concentrate is a top-rated, long-lasting solution for maintaining your vehicle’s engine. With a 4.8-star rating and over 2000 reviews, customers rave about its performance and reliability.

This concentrate antifreeze coolant works to prevent corrosion and ensures your cooling system runs more efficiently. It’s versatile, suitable for a wide range of automobile types, and can be used in American-, Asian- and European-made vehicles. Not only does it protect against rust corrosion, but it also has a unique formula that guards against temperature extremes, keeping your entire cooling system functioning as it should. Available in a convenient 1-gallon jug, this Prestone Extended Life Antifreeze Coolant is the perfect choice for keeping your sophisticated engine in prime condition.

Prestone DEX-cool 50/50 Antifreeze & Coolant for Toyota Vehicles

Experience top-notch performance with Prestone’s 50/50 Antifreeze & Coolant, a 1-gallon concoction specifically designed for use in all GM vehicles that require Dex-Cool coolant. This premium product is the same blend used by major auto manufacturers, ensuring your engine stays protected and performs smoothly in both intense heat and freezing temperatures.

The blend includes long-lasting inhibitors, safeguarding your engine against corrosion and rust. Its impressive 5-year/150,000-mile lifespan makes it an invaluable addition to your vehicle’s maintenance routine. The one-gallon jug conveniently arrives precooled, negating the need for supplemental water dilution.

However, it’s essential to follow the proper procedure for adding the antifreeze/coolant as not doing so can prove harmful — especially if the engine is still hot. Always consult with your vehicle’s manufacturer for safe application practices.

In conclusion, Prestone’s 50/50 Antifreeze & Coolant delivers unrivaled performance, ease of use, and enhanced protection in extreme climates. Its precooled and diluted formulation also simplifies usage, ultimately offering a hassle-free and efficient experience to its users.

Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed for Chrysler, Dodge, Jeep, RAM & Fiat 09090126AC (1.0L)

The Mopar 10 year/150,000 mile Coolant 50/50 Premixed provides your vehicle with the perfect replacement for its engine coolant. Offering a direct fit like an original equipment part, it’s a great choice for keeping your car’s warranty in tact.

The product comes in a single 5-gallon package and is packaged in a convenient size. What’s more, it contains a bittering agent to prevent ingestion, and no batteries are required. The Mopar Coolant is originally designed in China, but still remains popular among those who prioritize quality and performance.

With a high rating of 5.0, this product has received eight positive reviews from satisfied customers.

Red Line Premixed Water Wetter for Motorcycle Cooling Systems

When I decided to upgrade my ATV’s coolant, I realized that just any old product wasn’t enough. I needed something that could handle the heat, protect my engine, and ensure that corrosion wouldn’t be an issue. I opted for the Red Line RED-80205 SuperCool with Water Wetter — 64 fl oz jug, and let me tell you, it was an excellent choice.

This coolant is designed to work best with motorcycles, ATVs, karts, generators, and other water-cooled engines. From my personal experience, it did a fantastic job of reducing the heat and keeping my ATV running smoothly. The Water Wetter feature helps to improve heat transfer by doubling the wetting ability of water, which made a significant difference in the way my ATV performed on hot summer days.

One of the things I appreciated most about the Red Line SuperCool was its outstanding rust and corrosion protection for modern cast iron, aluminum, and brass systems. After just a few rides, I noticed a marked difference in the cleanliness and overall appearance of my engine. The consistent protection against corrosion also meant that I could ride with peace of mind, knowing my engine wouldn’t suffer any long-term damage.

However, it’s crucial to note that this coolant doesn’t contain antifreeze. While this may not be a deal-broker for some, I found it essential to use a long-life antifreeze alongside the SuperCool to ensure maximum protection against freezing temperatures. The absence of antifreeze in the mixture did make the product a little less versatile, but overall, I still found it to be an excellent choice.

As someone who has constantly struggled with overheating issues, I can confidently say that the Red Line RED-80205 SuperCool with Water Wetter — 64 fl oz jug has dramatically improved the performance and longevity of my ATV. I definitely recommend giving it a try if you’re looking for a high-quality, effective coolant that can handle the heat.

Truegard Ethylene Glycol Inhibited Heat Transfer Fluid 50/50 for Cooling Systems

Introducing the Truegard Ethylene Glycol Inhibited Heat Transfer Fluid, a game-changer in the cooling and heating industry. This innovative solution is specially designed with ethylene glycol and a clever blend of industrial corrosion inhibitors to ensure top-notch functionality in various applications. Ranging from closed-loop systems to water-based haul and process heating and cooling, the Truegard is particularly suited for the food industry, all within safe temperature limits of 60 to 250 degrees F.

If you’re concerned about freezing, worry not. The Truegard coolant offers freeze protection down to -60 degrees F and even provides burst protection all the way to -100 degrees F. But what sets this fluid apart from the rest is its unique fluorescent pink dye, which effortlessly enables leak detection should the worst happen.

Despite the groundbreaking features the Truegard brings to the table, it’s important to note that this product is not discontinued. And surprisingly, it has garnered high acclaim, with no negative reviews to speak of at the moment, holding a healthy 5.0 star rating. With zero disadvantages to report, this is one heat transfer fluid that is truly worth the investment.

Nu-Calgon Ethylene Glycol Heat Transfer Fluid & Antifreeze

Introducing the Nu-Calgon 4189–05, an exceptionally crafted Heat Transfer Fluid & Antifreeze. This product is designed for those looking for a reliable antifreeze solution to protect their systems from freezing during colder months.

It’s perfect for leak detection purposes, thanks to its unique ethylene glycol-based formula that can easily be spotted when leaks occur. The 5-gallon pail comes in a vibrant blue container, making it easily identifiable. While it’s a bit heavier than some other antifreezes on the market, the superior leak-detecting abilities make it a worthy investment.

Valvoline Max Life: Long-Lasting High Mileage Antifreeze/Coolant

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Valvoline Max Life Antifreeze/Coolant boasts a high-quality formula that offers superior protection for your engine, ensuring it runs smoothly in all temperatures and conditions. This product is not just designed for a specific make or model, but for all automobiles and light-duty trucks. Its ability to protect against corrosion, leaks, deposits, and freeze-ups or boil-overs is a testament to its effectiveness in maintaining your cooling system.

One of the standout features of this antifreeze/coolant is its Alugard Plus additive, allowing it to be compatible with any color and type of antifreeze, not just those dyed yellow. Its universal use ensures flexibility in various cooling systems. The product is also proven to last longer than industry standards, providing exceptional longevity for your engine.

However, it is essential to follow the directions for use carefully, as adding water or changing the antifreeze/coolant may require referring to your vehicle’s owner’s manual. Disposing of used antifreeze/coolant should be done responsibly, following local laws and regulations to protect the environment.

Overall, Valvoline Max Life Antifreeze/Coolant is a top-notch product that delivers reliable protection for your engine’s cooling system. Its user-friendly features, long-lasting performance, and compatibility with various cooling systems make it a go-to choice for many vehicle owners.

Buyer’s Guide

When it comes to cooling systems for vehicles, ethylene glycol coolant is a popular choice due to its excellent heat transfer properties and anti-freeze capabilities. However, with numerous options available in the market, choosing the right ethylene glycol coolant can be overwhelming. In this guide, we will discuss the essential features, considerations, and advice for selecting an ideal ethylene glycol coolant for your specific needs.

Important Features to Consider

Before making a purchase, it’s crucial to consider the following key features of ethylene glycol coolants to ensure the best performance in your cooling system:

  1. Anti-Freeze Capability, 2. Heat Transfer Efficiency, and 3. Compatibility with Materials & System Components. The anti-freeze capability ensures that the coolant doesn’t freeze at low temperatures, while heat transfer efficiency helps maintain optimal engine temperatures. Compatibility with materials and components ensures the coolant does not cause damage to your system.

Compatibility Issues

One important factor to consider when choosing an ethylene glycol coolant is its compatibility with your vehicle’s cooling system components and materials. To avoid compatibility issues, ensure that the coolant you select is suitable for your vehicle’s make and model. Additionally, consider the types of materials used in your cooling system, such as metals, rubber, and plastics, to ensure that the coolant does not cause corrosion or damage to these components.

Environmental Considerations

Another crucial aspect when selecting an ethylene glycol coolant is its impact on the environment. Look for coolants that adhere to the local regulations and are environmentally friendly. Choose products that are recyclable or have low environmental impact. Proper disposal and recycling practices are vital to minimize the environmental impact caused by ethylene glycol coolants.

General Advice for Consumers

When shopping for an ethylene glycol coolant, always read the product specifications and ensure that it matches your vehicle’s cooling system requirements. Consult the manufacturer’s recommendations and guidelines to determine the appropriate amount and frequency of replacement. Additionally, consider purchasing from a reliable source to ensure that you receive a high-quality and safe ethylene glycol coolant for your vehicle.

FAQ

What is Ethylene Glycol Coolant?

Ethylene glycol coolant is a type of antifreeze and coolant solution that is commonly used in automotive and industrial applications. It is designed to protect against freezing temperatures and to transfer heat away from engine components, ensuring efficient cooling and optimal performance of the system.

The main ingredient in ethylene glycol coolant is a compound called ethylene glycol, which is a non-toxic, odorless organic compound. This coolant is usually mixed with other chemicals and water to form a comprehensive solution that can withstand various temperatures and pressures while providing effective cooling.

What are the benefits of using Ethylene Glycol Coolant?

There are several benefits to using ethylene glycol coolant. One of the primary advantages is its ability to provide reliable and efficient cooling performance in extreme temperatures. Ethylene glycol coolant has a lower freezing point than other types of antifreeze, making it an excellent choice for areas with harsh winter conditions.

Another benefit of using ethylene glycol coolant is its compatibility with a wide range of materials and systems. It can be used in both automotive and industrial applications, as well as in a variety of cooling systems, such as air conditioning units and radiators. Additionally, ethylene glycol coolant is non-toxic and environmentally friendly, making it a preferable choice for those concerned about the impact of their products on the environment.

What are the different types of Ethylene Glycol Coolant available?

There are several types of ethylene glycol coolant available in the market, each with its own unique properties and applications. Some of the most common types include ethylene glycol-based coolant, propylene glycol-based coolant, and organic acid-based coolant (e. g. , ethylene glycol/organic acid mixture).

Ethylene glycol-based coolant is the most commonly used type and is suitable for a wide range of applications due to its low cost and effective cooling performance. Propylene glycol-based coolant, on the other hand, is a more environmentally friendly option that is often used in closed-loop cooling systems, such as in air conditioning units and industrial processes.

What is the difference between Ethylene Glycol Coolant and Propylene Glycol Coolant?

One of the main differences between ethylene glycol coolant and propylene glycol coolant lies in their chemical composition and properties. While both are types of antifreeze and coolant solutions, they have distinct structures and functions within cooling systems. Ethylene glycol is a hydroxyl compound, while propylene glycol is an alkyl compound. This difference in chemical structure results in a variety of differences between the two coolants.

Ethylene glycol coolant is generally cheaper than propylene glycol coolant and offers a lower freezing point, which makes it an attractive option for use in harsh winter climates. Propylene glycol coolant, on the other hand, is considered more environmentally friendly than ethylene glycol coolant because it has a lower toxicity level and is less likely to be absorbed by the environment. Propylene glycol coolant is also more suitable for use in closed-loop cooling systems, such as in air conditioning units and industrial processes.

What is the recommended ethylene glycol coolant mixture ratio?

The specific ethylene glycol coolant mixture ratio can vary depending on the intended application, temperature range, and desired performance characteristics. However, a common and widely used mixture for ethylene glycol coolant is a 50%/50% mixture, consisting of a 50% ethylene glycol solution and a 50% water solution. This balance provides optimal cooling efficiency while also minimizing corrosion and other potential issues.

It is essential to follow the manufacturer’s recommended mixture ratio when preparing ethylene glycol coolant. Proper dilution of ethylene glycol ensures the coolant will perform effectively and safely in the cooling system, protecting against freezing and maintaining optimal operating temperatures.

What are the safety precautions when handling Ethylene Glycol Coolant?

Ethylene glycol coolant, while generally non-toxic, should still be handled with care to ensure safety. When handling ethylene glycol coolant, it is essential to follow these safety precautions: wear appropriate personal protective equipment (such as gloves and goggles), avoid skin contact, avoid inhalation of vapors, and store the coolant in a secure location away from children and pets.

In the event of accidental ingestion or exposure, it is crucial to seek immediate medical attention. Ethylene glycol coolant can be hazardous if swallowed or inhaled in large quantities. Always follow the manufacturer’s safety guidelines and instructions when handling and using ethylene glycol coolant to minimize any potential risks.

As an Amazon Affiliate™, I may earn from qualifying purchases.

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