15 Best Dex-Cool Coolants Reviewed for Optimal Performance

Discover the best Dex-Cool coolant for your vehicle, ensuring optimal performance and longevity with our concise guide to top choices.
15 Best Dex-Cool Coolants Reviewed for Optimal Performance

Top Quick Picks For You

Best Cheap Pick

PEAK Antifreeze

PEAK Antifreeze

PEAK 50/50 Prediluted Antifreeze and Coolant offers a high-quality solution for a wide range of vehicles while maintaining affordability with its competitive features.

Best for Maximum Protection

DOGNNAK

DOGNNAK

ShellZone Dex-Cool provides superior long-term corrosion protection and can withstand high temperatures, ensuring maximum safety and longevity for your engine.

Best for OEM Compatibility

ACDelco Coolant

ACDelco Coolant

The ACDelco 10-101 is specifically designed for OEM requirements, making it a top choice for those who want to ensure compatibility with their vehicle's cooling system.

Best for High Performance

Valvoline Dex-Cool

Valvoline Dex-Cool

Zerex Valvoline dex-cool excels in freeze protection and anti-boil performance, making it ideal for high-performance vehicles that require optimal cooling under extreme conditions.

Best Dex-Cool Coolant

In the vast landscape of automotive maintenance, choosing the right coolant can feel like navigating a labyrinth. Enter Dex-Cool, a specialized formula crafted to keep your engine running smoothly while preventing corrosion and overheating. In this guide, we’ll explore the best Dex-Cool coolants on the market, making it easy to select the perfect match for your vehicle’s needs.

Best Cheap Pick: PEAK Antifreeze

PEAK 50/50 Prediluted Antifreeze and Coolant for All Engine Cooling Systems
GoodNot So Good
Prediluted for convenienceHigher price than generic
Long-lasting performanceLimited color compatibility
Superior corrosion protectionBittering agent may deter usage

When it comes to finding a reliable coolant, PEAK 50/50 Prediluted Antifreeze and Coolant stands tall as our Best Cheap Pick .

With its prediluted formula, using it is a breeze—no mixing necessary !

We appreciate its proprietary blend that not only combats scale and corrosion but also safeguards your engine’s performance for over 10 years or 300,000 miles .

Plus, it's universally compatible with any existing coolant, making it a superb choice for just about any vehicle .

While its pricing is slightly higher than generic options and the bittering agent might be a turn-off for some, the long-lasting protection is definitely worth it!

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Price history for PEAK Antifreeze on Amazon

Best for Maximum Protection: DOGNNAK

ShellZone Dex-Cool Extended Life ELC Antifreeze + Coolant, Pre-Diluted 50/50 (1 Gallon, Single Pack)
GoodNot So Good
High-performance formulationMostly for GM vehicles
Long-term corrosion protectionNot special compared to others
Extended service lifeBasic packaging

When it comes to safeguarding your engine, ShellZone Dex-Cool truly shines as our top pick for maximum protection .

With its high-performance formulation, this coolant offers impressive longevity—up to five years or 150,000 miles in standard vehicles, and a jaw-dropping 600,000 miles in heavy-duty applications .

What sets it apart is its ability to deliver long-term corrosion protection for various metals, ensuring your engine runs smoothly .

Plus, the silicate-free formula means enhanced heat transfer without the worry of gel formation .

While it’s a bit of a one-trick pony, mostly tailored for GM vehicles, we believe it's a solid choice for any engine enthusiast .

Grab it and drive worry-free!

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Price history for DOGNNAK on Amazon

Best for OEM Compatibility: ACDelco Coolant

ACDelco 10-101 DEX-COOL Extended Life Coolant - 1 Gallon
GoodNot So Good
OEM qualityA bit expensive
Contains bittering agentRequires careful mixing
High customer ratingLimited compatibility risks

When it comes to coolants, we know the importance of keeping your vehicle's engine in tip-top shape, and the ACDelco 10-101 DEX COOL shines as our pick for "Best for OEM Compatibility." Designed specifically for OEM requirements, it seamlessly integrates with your vehicle's cooling system .

We love that it includes a bittering agent for added safety, ensuring that accidental ingestion is less likely .

With an impressive 4.8-star rating from over 400 reviews, it's clear that drivers trust this product .

Although it may come with a higher price tag and requires precise mixing, the performance benefits are well worth it.

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Price history for ACDelco Coolant on Amazon

Best for High Performance: Valvoline Dex-Cool

Zerex Valvoline Dex-Cool Organic Acid Technology Concentrate Antifreeze/Coolant 1 GA
GoodNot So Good
Excellent freeze protectionRequires specific mixing
Resists rust and corrosionConcentrated formula may vary
High-quality leak protectionContains bittering agent

When it comes to coolant, Zerex Valvoline dex-cool truly shines as our top pick for high-performance vehicles .

With its unsurpassed freeze protection and anti-boil performance, your engine will stay cool and efficient, even in extreme conditions .

We love that it uses organic acid technology, which resists rust and corrosion—keeping all cooling system metals safe, including aluminum .

Plus, its high-quality additives offer critical leak protection without harming gaskets or hoses .

Just remember to mix this concentrated formula in a 50/50 ratio with clean water for optimal results .

For those who want the best for their ride, this is an excellent choice!

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Price history for Valvoline Dex-Cool on Amazon

Valvoline Zerex Dex-Cool

Zerex Dex-Cool Organic Acid Technology 50/50 Ready-to-Use Antifreeze/Coolant 1 GA
GoodNot So Good
Excellent freeze protectionRequires careful selection
Resists rust and corrosionAvailability can vary
High-quality leak protectionHigher cost than alternatives

When it comes to choosing the best Dex-Cool coolant, we believe this product stands out .

With unsurpassed freeze protection and anti-boil performance, it easily surpasses industry standards .

The organic acid technology offers excellent rust, scale, and corrosion resistance, ensuring that all your cooling system metals, including aluminum, stay in top shape .

Plus, its high-quality additives protect against leaks without damaging your gaskets or hoses .

The pre-mixed orange formula is ready to use, giving you peace of mind against extreme temperatures .

With a 5-year/150,000-mile guarantee, this coolant is a solid investment in your engine’s health .

Just remember, it’s worth the careful selection for those wanting the best!

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Price history for Valvoline Zerex Dex-Cool on Amazon

JIFETOR Radiator Tester

Radiator Coolant Pressure Tester Vacuum Refill Tool Kit, 28PCS Automotive Cooling System Leak Test and Pneumatic Purge Fill Set with Testing Adapter Caps Universal for Airlift Car Auto Truck
GoodNot So Good
Multifunctional and versatileInstructions lacking detail
Wide compatibility with vehiclesSeal quality issues reported
Durable and anti-corrosive materialsKit may include extra parts

When it comes to choosing the best Dex-Cool coolant, we can't overlook the JIFETOR all-in-one coolant pressure tester kit .

This tool is a multifunctional marvel, offering radiator leak detection, temperature measurement, and coolant filling in one neat package .

With 17 specific adapters that fit a wide range of vehicles from BMW to Chrysler, it's designed for versatility .

We appreciate the quality materials like the brass fittings and rubber hoses, ensuring durability and anti-corrosion .

While the instructions could use a bit more clarity, this kit is still a solid investment for any car enthusiast looking to maintain their cooling system efficiently and effectively.

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Price history for JIFETOR Radiator Tester on Amazon

ACDelco DEX-Cool Dex-Cool Coolant

General Motors ACDelco DEX-Cool Coolant Antifreeze - 12346290 OEM New
GoodNot So Good
Contains bittering agentHigher price point
High customer ratingLimited availability
OEM quality assuranceHeavy weight

When it comes to keeping your engine cool, we can’t recommend General Motors’ DEX-COOL enough .

With its bittering agent, this coolant not only protects your vehicle but also helps prevent accidental ingestion, making it a safer choice for families .

With an impressive 4.8-star rating from over 740 users, you can trust that this product delivers .

While it does come with a slightly higher price tag and weighs in at 9.6 pounds, the OEM quality assurance ensures that you're getting top-notch performance .

If you’re serious about engine care, this is the coolant you want in your corner!

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Price history for ACDelco DEX-Cool on Amazon

PEAK DEX-Cool®

PEAK DEX-Cool® Antifreeze + Coolant, Premium Engine Coolant with Antifreeze, Car Antifreeze Coolant Mixture for GM Vehicles, 1 Gallon
GoodNot So Good
Versatile for GM vehiclesLimited to GM vehicles
Protects against rustHigher initial cost
Long-lasting service lifeRequires flushing for optimal performance

When it comes to keeping your GM vehicle cool, we’ve found PEAK’s Dex-Cool coolant to be a standout choice .

Designed specifically for 1995 and newer GM models, this antifreeze not only protects against rust and corrosion but also has an impressive service life of up to 5 years or 150,000 miles with a proper flush .

Plus, its unique formula is free of harmful additives like amines and silicates—yes, please !

However, remember that it’s tailored to GM, so if you're driving something else, you might want to steer clear .

Overall, PEAK delivers excellent performance when you give it the care it requires.

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Price history for PEAK DEX-Cool® on Amazon

PEAK OET Antifreeze

PEAK OET Extended Life Orange 50/50 Prediluted Antifreeze/Coolant for North American Vehicles, 1 Gal.
GoodNot So Good
Easy topping offMay not suit all cars
Long-lasting protectionLimited color choices
Compatible with many vehiclesPotential for leaks

When we dive into PEAK's Dex-Cool Coolant, it’s clear this is a contender for your cooling system needs .

Its advanced formula not only protects against rust and corrosion but also promises a remarkable service life of up to 400,000 miles or 15 years when used correctly .

Perfect for Ford, Chrysler, and GM vehicles, this coolant is ready to go with its 50/50 prediluted blend—making sudden top-offs a breeze .

While it might not suit every vehicle and comes in limited colors, its zero-leakage promise and high ratings make it a reliable choice for engine health .

Give it a shot; we think you’ll be glad you did!

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Price history for PEAK OET Antifreeze on Amazon

Valvoline Dex-Cool Coolant

Zerex Valvoline DEX-Cool Organic Acid Technology 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA, Case of 6
GoodNot So Good
GM approved specificationLimited to GM vehicles
Long service lifeNot widely available
Storage stable for five yearsPotential compatibility issues

When searching for the best DEX-COOL coolant, we can't overlook Valvoline's ZEREX DEX-COOL .

This trusty coolant is GM approved, meeting the stringent GM 6277M specification, ensuring your vehicle's engine is in safe hands .

Its patented carboxylate formula promises a service life of up to five years or 150,000 miles, making it a sound investment .

Plus, it's storage stable for five years, whether you're keeping it concentrated or diluted !

Just a heads-up: it's primarily designed for GM vehicles, so double-check compatibility if you drive something different .

Overall, we think ZEREX DEX-COOL could be your engine's new best friend!

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Price history for Valvoline on Amazon

Zerex Antifreeze

Zerex DEX-COOL Organic Acid Technology Concentrate Antifreeze/Coolant 1 GA, Case of 6
GoodNot So Good
GM approved specificationPotential delivery issues
Long service lifeRequires dilution with water
No harmful additivesLimited availability

When it comes to choosing the best DEX-COOL coolant, we can’t overlook ZEREX DEX-COOL antifreeze by Valvoline .

This product is not only GM approved but also boasts a patented carboxylate formulation that can handle up to five years or 150,000 miles of service life—talk about impressive durability !

With no harmful additives like phosphates or silicates, it ensures that your engine components stay protected year-round, whether you're battling winter chills or summer heat .

Just keep in mind, it does require dilution with water, and availability might be limited .

It’s a solid choice for those looking to maintain their vehicles efficiently!

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Price history for Zerex Antifreeze on Amazon

Hy-Per Cool

Rislone Hy-per Cool Super Coolant, 16 oz.
GoodNot So Good
Reduces engine temperatureRequires annual reapplication
Prevents overheatingNot everlasting
Maximum corrosion protectionMay need mixing with water

When it comes to keeping your engine cool, Rislone Hy-per Cool Super Coolant is a game-changer .

Packed with new technology wetting agents, this coolant excels at reducing engine temperatures by up to 25°F, helping you avoid the dreaded overheating scenario .

We appreciate its versatility, as it’s compatible with all types and colors of antifreeze, making it a fantastic option for various vehicles—even your hot rod or RV !

Moreover, it offers maximum corrosion protection, ensuring your cooling system’s longevity by lubricating water pump seals and safeguarding against corrosion .

Just keep in mind it requires annual reapplication and some mixing with water, but the benefits are well worth it!

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Price history for Hy-Per Cool on Amazon

PEAK OET Antifreeze Dex-Cool Coolant

PEAK OET Extended Life Red/Pink 50/50 Prediluted Antifreeze/Coolant for Asian Vehicles, 1 Gal.
GoodNot So Good
Long-lasting protectionNo level indicator
Easy to useMixing required for extremes
Compatible with Asian vehiclesLimited to Asian models

When it comes to keeping your engine happy, we found the PEAK 1 Gallon Engine Antifreeze/Coolant to be an excellent choice, especially for Asian vehicles like Lexus and Toyota .

Its advanced formula not only combats rust and corrosion but offers impressive protection for up to 150,000 miles or five years .

We appreciate the 50/50 prediluted feature that makes topping off quick and easy—no more fuss !

While it lacks a level indicator and is specifically tailored for certain brands, the convenience and reliability it offers are undeniable .

For peace of mind on the road, this coolant is a solid pick!

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Price history for PEAK OET Antifreeze on Amazon

Mopar Coolant

Mopar 10 Year/150,000 Mile Coolant 50/50 Premixed
GoodNot So Good
OEM qualityPricey compared to alternatives
Works effectivelyHeavy weight
Long-lasting protectionLimited vehicle application

When it comes to keeping your vehicle's engine cool, we can't overlook the MOPAR Antifreeze/Coolant 50/50 Prediluted .

With a stellar 4.8-star rating from over 5,000 users, it’s clear this coolant has made a name for itself !

Designed specifically for a range of Chrysler and Alfa Romeo models, it offers OEM quality and long-lasting protection from -34 °F to 265 °F .

However, be prepared to pay a bit more; its premium quality comes with a price tag that might not suit everyone’s wallet .

Despite this, it’s hard to beat its effectiveness, making it a wise investment for those who prioritize their vehicle’s health.

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Price history for Mopar Coolant on Amazon

PEAK OET Blue Antifreeze

PEAK OET Extended Life Blue 50/50 Prediluted Antifreeze/Coolant for European Vehicles, 1 Gal.
GoodNot So Good
Easy to useNot suitable for all vehicles
Prevents rust and corrosionHigher cost than concentrated options
Long service life guaranteeLimited to European vehicles

When it comes to finding the best Dex-Cool coolant for your European vehicle, we definitely recommend the PEAK OET Extended Life Blue 50/50 Prediluted Antifreeze/Coolant .

With its advanced formulation designed specifically for brands like Audi, BMW, and Mercedes-Benz, it excels at preventing rust and corrosion in your cooling system .

Unlike some options out there, this coolant guarantees a service life protection of up to 150,000 miles or 5 years when properly installed .

Plus, the 50/50 pre-dilution makes topping off your system a breeze !

Just remember, it’s tailored for European models, so double-check compatibility before you dive in.

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Price history for PEAK OET Blue Antifreeze on Amazon

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