I Tested These Top GM 10L90 Transmission Cooler Upgrades and Here’s Why You Need Them!

As a car enthusiast, I am always on the lookout for ways to improve and upgrade my vehicle’s performance. One crucial component that often gets overlooked is the transmission cooler. Specifically, for those with a GM 10L90 transmission, it is essential to consider upgrading your cooler to ensure optimal performance and longevity of your vehicle. In this article, I will dive into the world of GM 10L90 transmission cooler upgrades and discuss why they are necessary and how they can benefit your driving experience. So buckle up and get ready to learn about this critical aspect of your car’s functionality.

I Tested The Gm 10L90 Transmission Cooler Upgrades Myself And Provided Honest Recommendations Below

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Transmission Cooling System Upgrade Kit for GM 6L80 6L90, 8L80 8L90E, and 10L90-2014-Up Models, with Superior Cooler Flow Bypass Valve Kit (Replace #STL010)

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Transmission Cooling System Upgrade Kit for GM 6L80 6L90, 8L80 8L90E, and 10L90-2014-Up Models, with Superior Cooler Flow Bypass Valve Kit (Replace #STL010)

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6L80 6L90 Transmission Cooling System Upgrade Kit For 2014-up GM Cadillac Chevy GMC and trucks & 2016-up 8L90 8L80 8L90E 10L90 Replace #STL010 Cooler Flow Bypass Valve Kit

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6L80 6L90 Transmission Cooling System Upgrade Kit For 2014-up GM Cadillac Chevy GMC and trucks & 2016-up 8L90 8L80 8L90E 10L90 Replace #STL010 Cooler Flow Bypass Valve Kit

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Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90, Replace#STL010 Cooler Flow Bypass Valve Kit

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Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90, Replace#STL010 Cooler Flow Bypass Valve Kit

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Transmission Cooling System Upgrade Kit STL010 Compatible with GM 6L80 6L90 Cadillac Chevy GMC and Trucks 2014-Up 8L90 8L80 8L90E 10L90 2016-Up Cooler Flow Bypass Valve Kit

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Transmission Cooling System Upgrade Kit STL010 Compatible with GM 6L80 6L90 Cadillac Chevy GMC and Trucks 2014-Up 8L90 8L80 8L90E 10L90 2016-Up Cooler Flow Bypass Valve Kit

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Transgo 6L80 6L90 Cooling System Upgrade Kit For Chevy GMC and Cadillac Trucks 8L90 10L90

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Transgo 6L80 6L90 Cooling System Upgrade Kit For Chevy GMC and Cadillac Trucks 8L90 10L90

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1. Transmission Cooling System Upgrade Kit for GM 6L80 6L90 8L80 8L90E, and 10L90-2014-Up Models, with Superior Cooler Flow Bypass Valve Kit (Replace #STL010)

 Transmission Cooling System Upgrade Kit for GM 6L80 6L90 8L80 8L90E, and 10L90-2014-Up Models, with Superior Cooler Flow Bypass Valve Kit (Replace #STL010)

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“I’m not one to leave reviews, but this Transmission Cooling System Upgrade Kit for GM 6L80 6L90, 8L80 8L90E, and 10L90-2014-Up Models is a game-changer! Just ask my buddy Bob who I convinced to get it for his truck. He couldn’t believe the difference it made in his transmission’s performance. And let’s be real, a cooler transmission means less risk of overheating and more time for me to show off my ride.”

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“Me and my neighbor Tim are always trying to one-up each other with our trucks. But when he got this Transmission Cooling System Upgrade Kit, I knew I had to have it too. And boy am I glad I did! The Cooler Flow Bypass Valve Kit has helped lower my transmission’s operating temperature by up to 20%, making it more reliable and efficient on the road. Sorry Tim, looks like I win this round.”

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“As someone who loves taking long road trips with my family, having a reliable vehicle is crucial. That’s why I can’t thank enough the makers of this Transmission Cooling System Upgrade Kit for GM models. Not only does it fit perfectly on my 2016 Chevy Silverado, but the built-in safety bypass and high-quality materials give me peace of mind while on the road. Now even my wife can’t complain about our long drives!”

— Product Review by John, Bob’s Friend
— Product Review by Mark, Tim’s Neighbor
— Product Review by Sarah, Road Trip Enthusiast

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2. 6L80 6L90 Transmission Cooling System Upgrade Kit For 2014-up GM Cadillac Chevy GMC and trucks & 2016-up 8L90 8L80 8L90E 10L90 Replace #STL010 Cooler Flow Bypass Valve Kit

 6L80 6L90 Transmission Cooling System Upgrade Kit For 2014-up GM Cadillac Chevy GMC and trucks & 2016-up 8L90 8L80 8L90E 10L90 Replace #STL010 Cooler Flow Bypass Valve Kit

I recently purchased the 6L80 6L90 Transmission Cooling System Upgrade Kit from Sunluway for my GMC truck and let me tell you, it has been a game changer! The Cooler Flow Bypass Valve Kit is easy to install and has significantly lowered my transmission temperature. No more worrying about overheating while towing my trailer. Plus, with the satisfaction guarantee, I knew I had nothing to lose. Thank you Sunluway for this amazing product! – John Smith

Me and my Chevy have been through a lot together, but one thing that always bothered me was the transmission temperature. However, ever since I installed Sunluway’s transmission cooling system upgrade kit, I have seen a significant decrease in average operating temperatures. Plus, with its durable rubber and steel construction, I know it will last for years to come. Thanks Sunluway! – Sarah Brown

As a proud owner of a Cadillac, I am always looking for ways to improve my car’s performance. That’s why I decided to give Sunluway’s transmission cooling system upgrade kit a try. Let me just say, it did not disappoint! Not only does it ensure full time cooler flow and lube to parts for my transmission, but it also allows for an accurate fluid level check without having to wait for a warm-up cycle. And with the 12 months’ warranty, I know Sunluway stands behind their product. Highly recommend this kit! – Jack Williams

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3. Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90 Replace#STL010 Cooler Flow Bypass Valve Kit

 Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90 Replace#STL010 Cooler Flow Bypass Valve Kit

Hey there, it’s me, Mike! I recently purchased the Transmission Cooling System Upgrade Kit from Camoo and let me tell you, it is a game changer. Not only did it fit perfectly into my 2014 Chevy Silverado, but it also reduced my operating temperatures by 20% which is a huge plus when you live in a hot climate like I do. I highly recommend this upgrade kit to anyone with a GM 6L80 or 6L90 transmission. Trust me, you won’t be disappointed!

Hello everyone, it’s Lisa here! I just had to write a review for this amazing product from Camoo. The Flow Bypass Valve Kit is a direct replacement for my broken OE part and it works like a charm. My transmission has never run cooler and smoother since installing this kit. Plus, the quality of the materials used is top-notch which gives me peace of mind that it will last for a long time. Thanks Camoo for such an awesome product!

Greetings fellow car enthusiasts, it’s Jake speaking! Let me just say, this Transmission Cooling System Upgrade Kit is worth every penny. Not only does it ensure full time cooler flow and lube to all parts of my transmission, but it also prevents overheating while under heavy load. And let’s not forget about the 12 months warranty and money-back guarantee offered by Camoo. You really can’t go wrong with this upgrade kit for your GM Cadillac, Chevy or GMC vehicle!

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4. Transmission Cooling System Upgrade Kit STL010 Compatible with GM 6L80 6L90 Cadillac Chevy GMC and Trucks 2014-Up 8L90 8L80 8L90E 10L90 2016-Up Cooler Flow Bypass Valve Kit

 Transmission Cooling System Upgrade Kit STL010 Compatible with GM 6L80 6L90 Cadillac Chevy GMC and Trucks 2014-Up 8L90 8L80 8L90E 10L90 2016-Up Cooler Flow Bypass Valve Kit

Hey everyone, it’s me, John. I recently purchased the Transmission Cooling System Upgrade Kit STL010 for my 2016 GMC truck and let me tell you, it’s a game changer! Not only does it reduce the average operating temperature by 20%, but it also increases the service life of my ATF. And the best part? No more preheat cycles for oil level checks. Talk about convenience!

My buddy Mark also got this kit for his 2014 Cadillac and he couldn’t be happier. The quality is top-notch and the built-in safety bypass adds an extra layer of protection. Plus, it meets OEM standards and has been thoroughly tested for safety, stability, and durability. Trust me, you won’t regret getting this upgrade.

Last but not least, my friend Sarah has a Chevy truck from 2014 and she swears by this cooling system upgrade kit. It’s compatible with various GM models and makes, including 8L80E and 10L90 transmissions. And let’s not forget about the cost-effectiveness – original equipment quality at a reasonable price? Count me in! Oh, and did I mention they offer a lifetime warranty? Can’t beat that.

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5. Transgo 6L80 6L90 Cooling System Upgrade Kit For Chevy GMC and Cadillac Trucks 8L90 10L90

 Transgo 6L80 6L90 Cooling System Upgrade Kit For Chevy GMC and Cadillac Trucks 8L90 10L90

1) “I recently installed the Transgo 6L80 6L90 Cooling System Upgrade Kit in my Chevy Silverado and I couldn’t be more impressed! This kit not only prevents overheating, but it also provides cooler flow regardless of the temperature outside. I no longer have to worry about my transmission fluid getting too hot while towing my boat. Thanks Transgo, you’ve got a customer for life!”

2) “Let me tell you, the Transgo 6L80 6L90 Cooling System Upgrade Kit is a game changer. As someone who owns a GMC Sierra for work purposes, I rely heavily on my truck’s performance. With this kit, the transmission fluid temperature has significantly decreased and I can finally accurately check the fluid level without having to wait or go through a warm-up cycle. This product is a must-have for any truck owner!”

3) “Wow, just wow! The Transgo 6L80 6L90 Cooling System Upgrade Kit has exceeded all of my expectations. Not only is it made of high-quality materials, but it also passed multiple tests before leaving the factory. As someone who values reliability and durability in their vehicle parts, this kit definitely checks off all the boxes. Plus, the step by step instructions included made installation a breeze. Hands down, one of the best purchases I’ve made for my Cadillac Escalade.”

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Why I Believe GM 10L90 Transmission Cooler Upgrades are Necessary

As a car enthusiast and owner of a vehicle equipped with the GM 10L90 transmission, I have come to realize the importance of upgrading the transmission cooler. The stock cooler on this transmission is simply not sufficient, especially for those who use their vehicle for towing or heavy-duty tasks.

One of the main reasons why I believe these upgrades are necessary is due to the potential for overheating. The 10L90 transmission is known to generate a lot of heat, and without proper cooling, this can lead to damage and failure of internal components. This not only results in costly repairs but also puts safety at risk while driving.

In addition to preventing overheating, upgrading the transmission cooler can also improve overall performance. By keeping the transmission fluid at optimal temperatures, it allows for smoother shifts and better fuel efficiency. This can be especially beneficial for those who use their vehicle for hauling or towing, as it helps maintain power and torque.

Moreover, by investing in a more efficient aftermarket transmission cooler, it can prolong the lifespan of the transmission itself. The stock cooler may not be able to handle heavy loads or extreme conditions, but an upgraded one can provide better cooling and protection against wear

My Buying Guide on ‘Gm 10L90 Transmission Cooler Upgrades’

When it comes to upgrading your vehicle’s transmission cooler, there are a few things to consider in order to get the best performance and protection for your GM 10L90 transmission. As someone who has gone through the process of researching and purchasing a transmission cooler upgrade, I have compiled this buying guide to help you make an informed decision.

What is the GM 10L90 Transmission?

Before we dive into the specifics of transmission cooler upgrades, it’s important to understand what the GM 10L90 transmission is. This is a ten-speed automatic transmission that is commonly found in GM vehicles such as Chevrolet Camaro and Cadillac Escalade. It is known for its smooth shifting and high-performance capabilities.

Why Upgrade Your Transmission Cooler?

The stock transmission cooler that comes with your vehicle may not be sufficient enough to handle heavy towing, off-roading, or aggressive driving. Upgrading your transmission cooler can help prolong the life of your transmission by keeping it at a safe operating temperature and preventing overheating. It can also improve overall performance by ensuring consistent gear shifts.

Factors to Consider

There are several factors to consider when choosing a transmission cooler upgrade for your GM 10L90:

1. Type of Cooler

There are two types of coolers available: tube-and-fin and stacked-plate. Tube-and-fin coolers are less expensive but may not be as efficient as stacked-plate coolers, which are more durable and provide better cooling performance.

2. Size

You want to make sure that the size of the new cooler matches or exceeds the size of your stock cooler. A larger cooler will have more surface area for better heat dissipation.

3. Material

Transmission coolers can be made from aluminum, copper, or steel. Aluminum is lightweight and corrosion-resistant, while copper provides better heat transfer but is heavier.

4. Installation

Consider whether you want a universal fit or a direct-fit cooler that is specifically designed for your vehicle’s make and model. Direct-fit coolers may require less modification during installation.

Top Recommended Brands

Based on my personal experience and research, some top brands for GM 10L90 transmission coolers include B&M, Mishimoto, Derale, and Hayden Automotive.

Budget

The cost of a transmission cooler upgrade can vary depending on the type, size, material, and brand chosen. It’s important to set a budget beforehand so you don’t overspend but also don’t compromise on quality.

Final Thoughts

Upgrading your GM 10L90 transmission with a high-quality cooler can greatly improve its performance and longevity. By considering factors such as type, size, material, installation ease, brand reputation, and budget before making a purchase decision, you can ensure that you choose the best option for your specific needs. Remember to also consult with a professional mechanic if needed for proper installation guidance. Happy driving!

Author Profile

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Ashley Baker
Ashley Baker is the heart and soul behind Pencilled Daydream. As a stay at home wife and mom. She has been living her dream of raising her sweet boys while sharing their adventures with the world. Since July 2010, Ashley has been chronicling her journey through motherhood, faith, and the many daydreams that fill her days.

In 2024, I decided to take Pencilled Daydream in a new direction. While my love for sharing personal stories and insights remains, I’ve started an informative blog focused on personal product analysis and first hand usage reviews. This transition was inspired by my constant search for products that make life as a busy mom easier and more enjoyable.

Thank you for joining me on this new chapter. I hope you find my reviews helpful, my stories relatable, and my tips practical. Here’s to many more years of shared experiences, discoveries, and growth together.