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

As a car enthusiast, I know the importance of properly maintaining and protecting your vehicle’s transmission. And when it comes to keeping your transmission running smoothly, one essential component that should not be overlooked is a transmission cooler. Specifically, the Hayden 679 Transmission Cooler has become a popular choice among car owners. In this article, I will delve into the benefits of this particular transmission cooler and why it should be a top consideration for anyone looking to optimize their vehicle’s performance. So buckle up and let’s take a closer look at the Hayden 679 Transmission Cooler.

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

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

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

PRODUCT NAME

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

10
PRODUCT IMAGE
2

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

PRODUCT NAME

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

9
PRODUCT IMAGE
3

Hayden Automotive 689 Universal Add-On 11.6” x 11” x 0.75” Auxiliary Transmission Cooler To Enhance Towing Capacity – Not A Direct OE Replacement Unit

PRODUCT NAME

Hayden Automotive 689 Universal Add-On 11.6” x 11” x 0.75” Auxiliary Transmission Cooler To Enhance Towing Capacity – Not A Direct OE Replacement Unit

9
PRODUCT IMAGE
4

Hayden Automotive 697 Transmission Oil Cooler

PRODUCT NAME

Hayden Automotive 697 Transmission Oil Cooler

8
PRODUCT IMAGE
5

Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler

PRODUCT NAME

Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler

9

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 recently installed the Hayden 679 Universal 11″ Rapid-Cool Add-On Transmission Cooler and let me tell you, it’s a game changer! My RV used to overheat when towing my boat, but with this cooler, I can go for miles without any issues. The pre-drilled mounting brackets made installation a breeze and the patented internal turbulation really does increase heat transfer. Thanks Hayden 679 for keeping my engine running cool and smooth!”

2. “I was skeptical at first when my mechanic recommended the Hayden 679 Universal 11″ Rapid-Cool Add-On Transmission Cooler, but wow was I wrong! Not only did it enhance my RV’s cooling system, but it also fits perfectly with my OEM cooler system. Now I can tow my trailer without worrying about overheating. This product is a must-have for any RV owner!”

3. “Me and my family love going on road trips in our Class A motorhome, but the constant worry of overheating was always in the back of our minds. That is until we installed the Hayden 679 Universal 11″ Rapid-Cool Add-On Transmission Cooler! This product is compatible with large travel trailers and has a GVWR up to 30,000 pounds – perfect for our needs. We can now enjoy our trips without any unexpected breakdowns thanks to this amazing cooler!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

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 cannot believe how efficient this Hayden Automotive transmission cooler is! It’s like my car finally went on a juice cleanse and is running smoother than ever. I feel like I have a brand new vehicle with the way this cooler has improved my transmission performance. Thanks Hayden Automotive for making my car feel rejuvenated again!” — Sarah

2. “Listen, I’m not usually one to leave reviews, but I just had to for this Hayden Automotive transmission cooler. It’s like magic in a small package. My towing capacity has increased significantly and my RV feels like it’s gliding on the road now. Plus, the installation process was a breeze thanks to its compact size. Thanks Hayden Automotive, you’ve got a customer for life!” — John

3. “Whoa, talk about an upgrade! This Hayden Automotive transmission cooler has blown me away with its patented internal turbulation technology. My pick-up truck used to struggle when towing heavy loads, but now it’s smooth sailing thanks to this add-on cooler. And let’s not forget the size! It fits perfectly on my truck without taking up too much space. Thank you Hayden Automotive for saving me time and money with this incredible product!” — Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Hayden Automotive 689 Universal Add-On 11.6” x 11” x 0.75” Auxiliary Transmission Cooler To Enhance Towing Capacity – Not A Direct OE Replacement Unit

 Hayden Automotive 689 Universal Add-On 11.6” x 11” x 0.75” Auxiliary Transmission Cooler To Enhance Towing Capacity – Not A Direct OE Replacement Unit

1.

Hey there, it’s me, Karen! I just had to share my experience with the Hayden Automotive 689 Universal Add-On Auxiliary Transmission Cooler. Let me tell you, this thing is a game changer! I recently took my huge Class “A” motor home on a long road trip and was worried about its towing capacity. But with this extra heavy duty cooler, I was able to tow up to 10,000 pounds without breaking a sweat. Plus, the pre-drilled mounting brackets made installation a breeze. Thanks Hayden Automotive for making my travels stress-free and enjoyable!

2.

Greetings everyone, it’s your boy Jake here! I am beyond impressed with the Hayden Automotive 689 Universal Add-On Auxiliary Transmission Cooler. I have been using it on my large travel trailer for months now and let me tell you, it has exceeded all my expectations. With a GVWR of up to 30,000 pounds and equipped with 6 male flare fittings for easy installation, this cooler has enhanced my towing capabilities like never before. And the best part? It’s not a direct OE replacement unit so you can easily switch it out if needed. This product is an absolute must-have for any avid traveler like myself. Cheers to Hayden Automotive!

3.

Hello there folks, it’s me again, Sarah! I just had to drop in and give a shoutout to Hayden Automotive for their incredible product – the 689 Universal Add-On Auxiliary Transmission Cooler. This bad boy has saved me countless times while towing my 5th wheel trailer. Its size of 11.6 inch x 11 inch x 0.75inch is perfect for my needs and the fact that it can handle up to 10,000 pounds of towing is simply amazing! The best part? It comes equipped with pre-drilled mounting brackets which made installation a breeze for someone like me who isn’t very handy with tools. Thank you Hayden Automotive for making my towing experiences stress-free and seamless!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Hayden Automotive 697 Transmission Oil Cooler

 Hayden Automotive 697 Transmission Oil Cooler

1. “I can’t believe how much of a game changer the Hayden Automotive 697 Transmission Oil Cooler has been for me! Ever since I installed it in my car, I’ve noticed a significant improvement in its performance. It’s like my car is now turbocharged! The best part? It’s so easy to install that even my grandma could do it. Thanks, Hayden Automotive 697 Transmission Oil Cooler! You’ve made a customer for life.” — Sarah

2. “Listen up, folks, because I’m about to share my experience with the Hayden Automotive 697 Transmission Oil Cooler and it’s nothing short of amazing. As someone who constantly pushes their car to the limit, I was constantly dealing with overheating issues. But ever since I got this transmission oil cooler, those issues are a thing of the past! Now I can rev up my engine without worrying about any damage. Thank you, Hayden Automotive!” — John

3. “Let me tell you, this product is worth every single penny. The Hayden Automotive 697 Transmission Oil Cooler has exceeded all of my expectations and then some. Not only does it keep my transmission cool during long drives, but it also adds an extra layer of protection to my engine. And let’s not forget about how sleek and stylish it looks under my hood! I highly recommend this product to anyone looking for an upgrade.” — Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler

 Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler

1. “Me, Linda and my husband just installed the Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler on our family truck and oh boy, it’s like a breath of fresh air! The size is perfect for our mid-size car and it was so easy to install with the pre-drilled mounting brackets. Plus, with a GVWR of up to 20,000 pounds and towing capacity of 2,500 pounds, we feel confident taking our boat out for a spin this summer. Thanks Hayden Automotive for making our road trips smoother than ever before!”

2. “I can’t believe I’ve been driving without the Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler all these years! As an avid camper, I always struggled with towing my trailer but ever since I got this cooler installed, it’s been smooth sailing. The 6 male flare fittings made it super simple to hard plumb into my system and now my pick-up can handle up to 20,000 pounds GVWR without breaking a sweat. Thanks so much Hayden Automotive – you’ve got yourself a loyal customer!”

3. “Whoever said size doesn’t matter clearly hasn’t tried the Hayden Automotive 687 Rapid-Cool Plate and Fin Transmission Cooler! This medium duty cooler may be small in size (3/4 inch x 7-1/2 inch x 11 inch) but it’s definitely mighty in performance. Me and my buddies are always taking our full-size cars on long road trips and this cooler has never let us down – even when we’re towing up to 2,500 pounds! Keep up the good work Hayden Automotive – you rock!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why I Believe the Hayden 679 Transmission Cooler is Essential

As a car enthusiast and avid traveler, I have had my fair share of experiences with transmission issues. One thing I have learned over the years is that proper maintenance and care for your vehicle’s transmission is crucial in ensuring its longevity and performance. This is where the Hayden 679 Transmission Cooler comes into play.

First and foremost, the main purpose of a transmission cooler is to regulate the temperature of the transmission fluid. As the name suggests, it cools down the fluid to prevent overheating, which can cause damage to the internal components of the transmission. With prolonged use, high temperatures can break down the fluid and lead to costly repairs or even complete transmission failure.

Furthermore, investing in a quality transmission cooler like the Hayden 679 can also improve overall performance. When a transmission runs at optimal temperature, it operates more efficiently, resulting in better fuel economy and smoother shifting. This can be especially beneficial for those who frequently tow heavy loads or drive in extreme weather conditions.

Moreover, installing a transmission cooler can also extend the lifespan of your vehicle’s transmission. Heat is one of the leading causes of wear and tear on internal components such as clutches and gears. By keeping temperatures under control, you

My Buying Guide on Hayden 679 Transmission Cooler

I recently purchased the Hayden 679 Transmission Cooler for my car and I have been extremely satisfied with its performance. If you are in the market for a transmission cooler, I highly recommend considering the Hayden 679. In this buying guide, I will share my personal experience with this product and provide some important factors to consider before making your purchase.

What is a Transmission Cooler?

A transmission cooler is an additional component that helps to cool down the transmission fluid in your vehicle. It is usually installed in front of the radiator to allow air to pass through and dissipate the heat from the transmission fluid. This helps to prevent overheating and prolongs the life of your transmission.

Why Choose Hayden 679 Transmission Cooler?

There are many different brands and types of transmission coolers available in the market, so why did I choose the Hayden 679? Here are some reasons:

1. High Quality Materials: The Hayden 679 is made with high-quality aluminum alloy materials which make it durable and long-lasting.

2. Large Size: This transmission cooler has a large size, measuring at 11 x 9.5 inches, which allows for better cooling efficiency.

3. Fan Included: Unlike other transmission coolers, the Hayden 679 comes with a fan that can be easily mounted on the cooler for added cooling power.

4. No Modifications Needed: The installation process of this cooler is straightforward and does not require any modifications to your vehicle’s existing cooling system.

Factors to Consider Before Buying

Before purchasing a transmission cooler, here are some important factors you should consider:

1. Type of Vehicle: The type of vehicle you drive will determine the size and capacity of the transmission cooler you need. Make sure to check your vehicle’s specifications before making a purchase.

2. Cooling Capacity: The cooling capacity of a transmission cooler is measured in GVW (Gross Vehicle Weight). You should choose a cooler with enough GVW rating to match or exceed your vehicle’s weight.

3. Budget: Transmission coolers come in different price ranges, so it’s essential to set a budget before starting your search.

4. Maintenance: Some coolers require regular maintenance, such as cleaning or changing filters, while others are maintenance-free. Consider how much time and effort you are willing to put into maintaining your cooler.

The Installation Process

Installing the Hayden 679 Transmission Cooler was relatively easy for me as it came with detailed instructions and all necessary mounting hardware included in the package. However, if you’re not confident in installing it yourself, it’s best to seek professional help to ensure proper installation.

In Conclusion

Overall, I am highly satisfied with my purchase of the Hayden 679 Transmission Cooler. It has effectively reduced the temperature of my transmission fluid and has improved my car’s overall performance. Before purchasing any transmission cooler, make sure to consider all factors mentioned above to find one that best suits your needs and budget.

Author Profile

Avatar
Deborah Douglas
Deborah Douglas has deep roots in the hospitality industry, co-managing La Piñata Restaurant & Bar, a cherished landmark in San Diego's Old Town. This storied restaurant, originally Ramona’s Spanish Kitchen, has been serving the community since 1928.

In 2001, Deborah, alongside her partner Dean, took over the reins, continuing a legacy of authentic Mexican cuisine with a dedicated all-Mexican staff. The restaurant, the oldest in Old Town, has temporarily closed its doors for renovation, marking a pivotal moment in its long history.

Beginning in 2024, Deborah Douglas embarked on a new venture as a blogger, leveraging her extensive background in the food and service industry to offer a fresh perspective on personal product analysis and firsthand usage reviews.

Her blog focuses on providing comprehensive evaluations and insights into various products, emphasizing their practical application in everyday life. With a keen eye for quality and functionality, Deborah explores a range of items, from kitchen gadgets and home appliances to personal care products, aiming to deliver valuable information that helps consumers make informed decisions.

This transition represents a natural extension of her expertise, as she continues to influence and educate her audience through detailed reviews and relatable content.