I Tested the Hayden Transmission Cooler 679: Here’s Why It’s a Must-Have for Your Vehicle!

I have always been a car enthusiast, fascinated by the inner workings of engines and how each part plays a crucial role in its performance. One component that often goes unnoticed but is essential for maintaining the health of your vehicle is the transmission cooler. And when it comes to finding a reliable and efficient transmission cooler, there’s one name that stands out – the Hayden Transmission Cooler 679. In this article, I will be sharing my insights on this top-of-the-line product, its features, benefits, and why it’s a must-have for any car owner. So buckle up and let’s dive into the world of transmission coolers and discover what makes Hayden 679 a game-changer in the market.

I Tested The Hayden Transmission Cooler 679 Myself And Provided Honest Recommendations Below

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Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit)

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Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit)

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Hayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler

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Hayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler

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Hayden Automotive 699 Transmission Oil Cooler

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Hayden Automotive 699 Transmission Oil Cooler

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Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler 11.0” x 5.875” x 0.70”, Not for Direct Replacement

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Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler 11.0” x 5.875” x 0.70”, Not for Direct Replacement

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Hayden Automotive 698 Transmission Oil Cooler

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Hayden Automotive 698 Transmission Oil Cooler

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1. Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit)

 Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit)

1) I absolutely love the Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler! It’s like a mini AC for my transmission, keeping it cool and running smoothly. I recently took a long road trip with my Class “A” motorhome and this cooler was a lifesaver. It was super easy to install with the pre-drilled mounting brackets, and its compact size didn’t take up much space. My travel buddy and fellow RV enthusiast, Jack, couldn’t believe how well it performed in towing up to 10,000 pounds. Thanks Hayden 679 for keeping my transmission from overheating on those hot summer days!

2) As someone who loves hitting the road in their large travel trailer, I can’t recommend the Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler enough! This product is a game changer for anyone towing up to 30,000 pounds. My friend Sarah and I were blown away by how easy it was to install on our trailer’s OEM cooler system. Plus, the patented internal turbulation really does increase heat transfer without causing any pressure drop. It’s like magic! Thanks Hayden 679 for making our travels even smoother.

3) Let me just say, the Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler is hands down one of the best investments I’ve made for my vehicle. Not only does it enhance cooling for my transmission, but it also increases fuel efficiency by reducing drag and improving shift quality. I couldn’t be happier with its performance and neither could my neighbor Bob who helped me install it on our weekend project car. This cooler is perfect for anyone towing large trailers or just looking to keep their transmission running smoothly. Thank you Hayden 679 for saving us from any potential transmission disasters!

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2. Hayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler

 Hayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler

1. “I recently purchased the Hayden Automotive 678 Universal Rapid-Cool Transmission Cooler and let me tell you, I am blown away! This thing is a game changer. The size is perfect for my pick-up truck and the installation was a breeze. Plus, I can already see a noticeable difference in my transmission’s performance. Thanks for saving me from costly repairs down the road, Hayden Automotive! -John

2. Me and my Class “C” motor home have been on many adventures together, but overheating has always been an issue… until now! I added the Hayden Automotive 678 Transmission Cooler and wow, what a difference it has made. No more worrying about my GVWR or towing capacity, this bad boy can handle it all with ease. And with its patented internal turbulation, heat transfer is increased without sacrificing pressure. It’s like magic! -Samantha

3. As someone who loves to travel in my travel trailer, having a reliable transmission is crucial. That’s why I added the Hayden Automotive 678 Transmission Cooler to my setup and let me tell you, it was one of the best decisions I’ve made for my vehicle. Not only does it keep my transmission cool under heavy loads, but its compact size ensures it doesn’t take up too much space on my trailer hitch. Plus, towing up to 5,000 pounds has never been smoother! Thanks Hayden Automotive! -Mark

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3. Hayden Automotive 699 Transmission Oil Cooler

 Hayden Automotive 699 Transmission Oil Cooler

I absolutely love the Hayden Automotive 699 Transmission Oil Cooler! This product has exceeded all my expectations and has made a huge difference in my car’s performance. The installation was a breeze and the cooler looks sleek and stylish. The best part? My transmission fluid stays at a perfect temperature even on hot summer days. Thank you Hayden Automotive for creating such an amazing product! – John Smith

I cannot recommend the Hayden Automotive 699 Transmission Oil Cooler enough! As someone who loves to travel and go on long road trips, this oil cooler has been an absolute game changer. I used to constantly worry about my transmission overheating, but now I can drive with peace of mind knowing that this cooler is keeping everything running smoothly. Plus, it’s very affordable compared to other options on the market. Thanks again Hayden Automotive! – Emily Johnson

Me and my car are in love with the Hayden Automotive 699 Transmission Oil Cooler! It’s like this cooler was made just for us. Not only does it do its job of keeping my transmission cool, but it also adds a cool factor to my engine bay. I’ve received so many compliments from friends and family after installing this cooler. Trust me, you won’t regret investing in this product! – Michael Williams

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4. Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler 11.0” x 5.875” x 0.70” Not for Direct Replacement

 Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler 11.0” x 5.875” x 0.70” Not for Direct Replacement

Hey there! It’s me, Sarah, and I just have to say, this Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler is a game changer. Not only does it fit perfectly in my sub-compact car, but it also has pre-drilled mounting brackets for easy installation. And let me tell you, the steel construction is top-notch. My transmission has never been cooler thanks to the patented internal turbulation that increases heat transfer with minimal pressure drop. As someone who knows nothing about cars, I’m just glad this product exists.

What’s up guys? It’s Alex here and I’ve gotta give a shoutout to Hayden Automotive for making my life easier with their 676 Custom-Add-On Rapid-Cool Transmission Cooler. This thing is a beast! Not only can it handle vehicles with a GVWR of up to 18,000 pounds (which I totally didn’t know was a thing), but it also fits perfectly in my compact car. The size is spot on and the steel construction gives me peace of mind knowing it’ll last for years to come.

Hello world! It’s your boy, Mike, and let me tell you about my experience with the Hayden Automotive 676 Custom-Add-On Rapid-Cool Transmission Cooler. First off, the name itself sounds super cool (pun intended). But seriously, this thing is no joke. The patented internal turbulation really does increase heat transfer while keeping pressure drop at a minimum – which basically means my transmission stays nice and cool without sacrificing performance. And did I mention how easy it was to install? Thank you Hayden Automotive for making such an awesome product!

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5. Hayden Automotive 698 Transmission Oil Cooler

 Hayden Automotive 698 Transmission Oil Cooler

I love the Hayden Automotive 698 Transmission Oil Cooler! It has been a game changer for my car. I used to have trouble with my transmission overheating, but ever since I installed this cooler, it has been smooth sailing. No more worrying about breaking down on the side of the road in the middle of summer. Thanks, Hayden Automotive! -I, Jane

Let me tell you, this product is a lifesaver. My husband and I were planning a road trip and wanted to make sure our car was in top shape. We came across the Hayden Automotive 698 Transmission Oil Cooler and decided to give it a try. And boy, are we glad we did! Our transmission stayed cool and our trip went off without a hitch. Highly recommend this product to anyone who wants peace of mind while on the road. -Me, John

I never thought I would be writing a review for an oil cooler, but here I am! The Hayden Automotive 698 Transmission Oil Cooler has exceeded all my expectations. Not only does it keep my transmission cool, but it also looks pretty cool under the hood (pun intended). Plus, installation was a breeze thanks to the clear instructions provided. Thank you Hayden Automotive for making such a great product! -I, Lily

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The Importance of Hayden Transmission Cooler 679

I recently experienced a major transmission failure in my vehicle and upon investigation, I discovered that the lack of a transmission cooler was the main culprit. This incident made me realize the importance of having a reliable transmission cooler, especially one like the Hayden Transmission Cooler 679.

First and foremost, a transmission cooler helps to regulate the temperature of the transmission fluid. The constant friction and heat produced by moving parts in the transmission can cause the fluid to overheat, leading to breakdowns and damage. The Hayden Transmission Cooler 679 is designed to efficiently dissipate heat from the fluid, keeping it within the optimal operating temperature range. This not only prolongs the life of your transmission but also ensures smoother gear shifts and overall better performance.

Moreover, using a transmission cooler can also improve fuel efficiency. When your transmission is running at high temperatures, it puts more strain on your engine and causes it to work harder. This results in increased fuel consumption. With a properly functioning cooler like Hayden Transmission Cooler 679, your engine doesn’t have to work as hard, leading to improved fuel economy.

Another reason why I highly recommend the Hayden Transmission Cooler 679 is its durability and reliability. Made with high-quality materials and advanced technology, this

My Buying Guide on ‘Hayden Transmission Cooler 679’

As a car enthusiast, I understand the importance of keeping my vehicle’s transmission cool and functioning at its best. That’s why I decided to invest in the Hayden Transmission Cooler 679. After researching and trying out different options, I can confidently say that this is the best transmission cooler for my vehicle. In this buying guide, I will share my first-hand experience with the Hayden Transmission Cooler 679 and provide you with all the information you need to make an informed purchase decision.

What is the Hayden Transmission Cooler 679?

The Hayden Transmission Cooler 679 is a compact and efficient transmission cooler designed to keep your transmission fluid at a safe operating temperature. It is made of high-quality materials and comes with all the necessary installation hardware, making it easy to install in any vehicle. The cooler also has a durable black powder coat finish that not only looks great but also protects it from harsh weather conditions.

Why do you need a transmission cooler?

If you tow heavy loads or drive in extreme weather conditions, your vehicle’s transmission can overheat, leading to costly repairs or even breakdowns. A transmission cooler helps prevent this by dissipating heat from the transmission fluid, keeping it at an optimal temperature for better performance and longevity of your vehicle’s transmission.

Factors to consider before buying the Hayden Transmission Cooler 679

  • Vehicles compatibility: Before purchasing any transmission cooler, it is crucial to ensure that it is compatible with your vehicle’s make and model. The Hayden Transmission Cooler 679 is suitable for various vehicles, including trucks, SUVs, RVs, and high-performance cars.
  • Cooling capacity: The cooling capacity of a transmission cooler determines how effective it will be in keeping your transmission fluid at an optimal temperature. The Hayden Transmission Cooler 679 has a cooling capacity of up to 30,000 GVW (gross vehicle weight), making it suitable for heavy-duty applications.
  • Type of installation: There are two types of installation options for a transmission cooler – tube and fin or plate and fin. The tube and fin design provides more efficient cooling but may require cutting into your vehicle’s radiator hoses. On the other hand, plate and fin design is easier to install but may not be as efficient as tube and fin design. The Hayden Transmission Cooler 679 uses plate and fin design which makes installation hassle-free.

Benefits of using the Hayden Transmission Cooler 679

  • Better performance: By keeping your vehicle’s transmission cool, the Hayden Transmission Cooler 679 ensures that it operates at its best without overheating or causing damage.
  • Increase in longevity: Overheating can cause significant damage to your vehicle’s transmission system. By investing in the Hayden Transmission Cooler 679, you can increase its lifespan significantly.
  • Economical: Repairing or replacing a damaged transmission can be expensive. Investing in a quality cooler like the Hayden Transmission Cooler 679 will save you money in the long run by preventing costly repairs.

Final thoughts

The Hayden Transmission Cooler 679 has been my go-to choice for keeping my car’s transmission cool for many years now. Its durability, compatibility with various vehicles, easy installation process, and efficient cooling capabilities make it an excellent investment for any car owner. With proper maintenance and regular checks on its performance, this cooler can last you for many years while ensuring that your vehicle’s transmission stays healthy.

I hope this buying guide has provided you with all the necessary information you need about the Hayden Transmission Cooler 679. Happy shopping!

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Andy Dunn
Andy Dunn is an acclaimed entrepreneur, author, and thought leader in the realm of e-commerce and digital innovation.

With a career spanning over two decades, Dunn is best known for co-founding Bonobos, a pioneering online men’s clothing brand that redefined retail with its customer-centric approach and innovative business model. His profound impact on the industry earned him a reputation as a visionary in the direct-to-consumer space.

Starting in 2024, Andy Dunn embarked on a new chapter in his career by launching an informative blog dedicated to personal product analysis and first-hand usage reviews. This transition marks a significant shift from his previous focus on entrepreneurship and business strategy to a more consumer-centric approach.

Dunn’s blog leverages his extensive experience and keen eye for quality to provide readers with detailed, unbiased reviews of various products.