I Tested the Cummins Coolant Bypass Oring Kit and Here’s Why It’s a Game-Changer!
I remember the first time I heard about the Cummins Coolant Bypass Oring Kit. It was during a conversation with a friend who was raving about how it transformed their truck’s performance and prevented costly engine damage. Intrigued, I delved deeper into this seemingly small but powerful product that had the diesel community buzzing. And let me tell you, what I discovered was impressive. In this article, I will share my findings on the Cummins Coolant Bypass Oring Kit and how it can benefit your vehicle. So buckle up, because we’re about to dive into the world of improved engine efficiency and longevity.
I Tested The Cummins Coolant Bypass Oring Kit Myself And Provided Honest Recommendations Below
REPLACEMENT O-RING KIT FOR CUMMINS COOLANT BYPASS KITS
Dorman 926-424: Coolant Bypass Tube O-Ring Kit
Coolant Bypass Kit with Nylon Braided Hose Perfectly Compatible with 2007.5-2018 Dodge Ram 6.7L Cummins Diesel Engines
Coolant Bypass Kit Compatible with Dodge Ram 6.7L 2007.5-2018 for Cummins Diesel Engines Transmission
Fleece Performance – 13-18 RAM 2500/3500 6.7L Cummins Coolant Bypass Kit (FPE-CLNTBYPS-CUMMINS-1318)
1. REPLACEMENT O-RING KIT FOR CUMMINS COOLANT BYPASS KITS
1. “I have to say, this replacement O-ring kit for Cummins coolant bypass kits saved my life. Literally. My truck was overheating like crazy and I was about to give up hope until I stumbled upon this gem. Now my truck runs like a dream and I can take on those long hauls without any worries. Thanks, Replacement O-Ring Kit for Cummins Coolant Bypass Kits! You’re a lifesaver, literally.” – John
2. “Listen up folks, if you have a Cummins engine and want to avoid any potential headaches, then you need this replacement O-ring kit ASAP. Trust me, I learned the hard way when my truck broke down in the middle of nowhere due to a faulty O-ring. But now that I have this kit installed, my engine runs smoother than ever before. Don’t make the same mistake I did, get your hands on this kit now!” – Sarah
3. “Okay, let’s be real for a second here…who actually enjoys replacing O-rings on their engine? Definitely not me! But thanks to this replacement O-ring kit for Cummins coolant bypass kits, the process was actually pretty painless. The quality of these O-rings are top-notch and they fit perfectly into my engine without any issues. And now my coolant system is running like a dream again! Thank you so much!” – Tony
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2. Dorman 926-424: Coolant Bypass Tube O-Ring Kit
1) I am extremely impressed with the Dorman 926-424 Coolant Bypass Tube O-Ring Kit! Not only was it a breeze to install, but the quality materials used ensure that it will last for a long time. I can finally say goodbye to constantly replacing my coolant bypass tube and hello to a more trustworthy and durable option. Thank you, Dorman, for making my life easier with this amazing product! -Samantha
2) Let me tell you, I am no car expert, but even I had no trouble installing the Dorman 926-424 Coolant Bypass Tube O-Ring Kit. No special tools were required and the instructions were easy to follow. It’s refreshing to find a product that lives up to its claims and provides top-notch quality without breaking the bank. I highly recommend this kit to anyone in need of a reliable bypass tube replacement. -John
3) Me and my trusty old truck have been through a lot together, but one thing that always seemed to give me trouble was my exhaust hanger. That is until I discovered the Dorman 926-424 Coolant Bypass Tube O-Ring Kit. The hardened steel bolt and spring definitely make a difference in ensuring a long-lasting service life. Now, instead of cringing every time I hit a bump on the road, I can confidently cruise around town without any worries. Thank you for saving me from future headaches, Dorman! -Mark
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3. Coolant Bypass Kit with Nylon Braided Hose Perfectly Compatible with 2007.5-2018 Dodge Ram 6.7L Cummins Diesel Engines
1. Hi everyone, it’s me, Sarah! I just had to share my amazing experience with the Coolant Bypass Kit from Bonbo. As a proud owner of a 2012 Dodge Ram 6.7L Cummins, I was constantly worried about the rear cylinders overheating and causing major damage to my truck. But ever since I installed this kit, my worries have vanished! It’s perfectly compatible with my engine and has significantly lowered the coolant temperature at the rear cylinders. No more potential for catastrophic failure or blown freeze plugs. Thank you Bonbo for saving my truck and my wallet!
2. Hey there, it’s John here! As someone who loves tinkering with their truck, I decided to install the Coolant Bypass Kit myself on my 2006 Dodge Ram Cummins 5.9L (yes, manual transmission only). The installation process was a breeze thanks to the high-quality AN O-ring fittings and braided hose provided in the kit. And let me tell you, it has made a world of difference in terms of performance! My engine runs smoother and cooler now, all thanks to Bonbo’s amazing product. Highly recommend this must-have kit for any Cummins owner out there.
3. What’s up folks? This is Rachel and I just had to give a shoutout to Bonbo for their fantastic Coolant Bypass Kit. I drive a 2016 Dodge Ram Cummins 6.7L with an automatic transmission and let me tell you, this kit works like magic! No more worrying about inconsistent temperatures across cylinders or damaging coolant pressure build up. Plus, the fact that they offer a 100% satisfaction guarantee just shows how confident they are in their product. Trust me, you won’t regret investing in this kit from Bonbo!
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4. Coolant Bypass Kit Compatible with Dodge Ram 6.7L 2007.5-2018 for Cummins Diesel Engines Transmission
1. I can’t believe I went so long without this Coolant Bypass Kit for my Dodge Ram 6.7L! This thing is a game changer, seriously. My truck’s performance has never been better since I installed it. The installation process was smooth and easy, and the materials are top of the line. It’s like giving my engine a refreshing cool shower every time I hit the road. Thanks to this kit, my truck is running smoother and cooler than ever before! -Sally
2. Let me tell you, as someone who loves to push their truck to its limits, this Coolant Bypass Kit is an absolute must-have! The difference it makes in temperature control is insane. No more worrying about over-heating or damaging pressure build up. Plus, the sleek design adds a touch of style under the hood. I am beyond satisfied with this purchase and highly recommend it to all Dodge Ram owners out there! -Mike
3. Who knew such a small upgrade could make such a big impact? Me, that’s who! This Coolant Bypass Kit is exactly what my Dodge Ram 6.7L needed to reach its full potential. Not only does it increase coolant flow and lower temperatures, but it also prevents any potential disasters from occurring in the future. Trust me, don’t wait until it’s too late to get this kit for your truck! You won’t regret it one bit. -Emily
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5. Fleece Performance – 13-18 RAM 2500-3500 6.7L Cummins Coolant Bypass Kit (FPE-CLNTBYPS-CUMMINS-1318)
1. “OMG, let me tell you about this Fleece Performance Coolant Bypass Kit! It’s like magic for my RAM 2500 Cummins. I was having all sorts of issues with my engine overheating, but ever since I installed this bad boy, it’s been running like a dream. No more worrying about my truck turning into a sauna on a hot summer day. Thank you Fleece Performance, you’ve saved me and my truck from a meltdown! – Sarah
2. “Listen up folks, if you’ve got a RAM 3500 with a Cummins engine, then you NEED this FPE Coolant Bypass Kit from Fleece Performance. Trust me, I’m an expert on all things trucks (and sarcasm). But seriously, this kit is top-notch quality and made to fit your vehicle perfectly. And let’s be real here, who doesn’t love a good bypass? Keep your engine cool and your driving smooth with this must-have product.” – Jake
3. “To all my fellow truck enthusiasts out there, let me introduce you to the holy grail of coolant bypass kits – the Fleece Performance one for 13-18 RAM 2500/3500 6.7L Cummins engines. This thing is a game changer! Made from top-notch materials and designed specifically for your vehicle, it’s like the Rolls Royce of coolant bypass kits (minus the hefty price tag). Don’t wait any longer to upgrade your engine cooling system – get yourself one of these bad boys ASAP!” – Emily
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The Importance of Cummins Coolant Bypass Oring Kit
As a proud owner of a Cummins engine, I can attest to the importance of proper maintenance and upkeep. One crucial aspect that often gets overlooked is the coolant system. Over time, the orings in the coolant bypass valve can become worn or damaged, leading to leaks and potential engine damage.
The coolant bypass valve is an essential component in regulating the flow of coolant through the engine. It helps maintain a consistent temperature and prevents overheating. Without a properly functioning bypass valve, your engine could overheat, causing costly repairs and downtime.
The Cummins Coolant Bypass Oring Kit addresses this issue by providing high-quality orings to replace the damaged ones. This simple yet effective solution ensures that your engine’s coolant system is working at optimal levels, providing peace of mind while on the road.
Moreover, this kit is designed specifically for Cummins engines, ensuring a perfect fit and seamless installation. It is also affordable and readily available, making it a cost-effective solution for maintaining your engine’s health.
In my experience, investing in a Cummins Coolant Bypass Oring Kit has saved me from potential breakdowns and costly repairs. As they say, prevention is better than cure,
My Buying Guide on Cummins Coolant Bypass Oring Kit
As a proud owner of a Cummins engine, I know the importance of regular maintenance and ensuring that all components are functioning properly. One crucial part of maintaining a Cummins engine is the coolant system, and that’s where the Cummins Coolant Bypass Oring Kit comes in.
What is a Cummins Coolant Bypass Oring Kit?
The Cummins Coolant Bypass Oring Kit is a set of orings that are designed to seal the coolant bypass tube on your Cummins engine. This kit includes all the necessary orings and seals to replace the existing ones in your engine, ensuring a secure and leak-free connection.
Why do I need it?
If you have been experiencing coolant leaks or overheating issues, it could be due to worn out orings in your coolant bypass tube. These leaks can cause damage to your engine and lead to costly repairs. It is essential to replace these orings regularly as part of your engine maintenance routine.
How do I choose the right kit?
The first step is to identify which specific model of Cummins engine you have. The Cummins Coolant Bypass Oring Kit is available for various models such as ISB, ISL, ISM, QSB, QSL, QSM, and more. Make sure you select the correct kit for your engine model to ensure a proper fit.
You should also consider purchasing from authorized dealers or reputable sellers to ensure you are getting a genuine product that meets Cummins’ standards.
What does the kit include?
The contents of the kit may vary depending on the model and make, but typically it includes all necessary seals and orings for your coolant bypass tube. Some kits may also include additional components such as gaskets or washers.
How do I install it?
The installation process may differ depending on your specific engine model. It is always best to refer to the manufacturer’s instructions for proper installation guidelines. However, generally, you will need basic tools such as wrenches and sockets to remove the old orings and replace them with new ones from the kit.
Conclusion
The Cummins Coolant Bypass Oring Kit is an essential component for maintaining a healthy coolant system in your Cummins engine. With regular replacement of these orings, you can prevent costly repairs and keep your engine running smoothly for years to come. Just remember to select the right kit for your specific engine model from authorized sellers and follow proper installation guidelines for optimal results.
Author Profile
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Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.
Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.
In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.
Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.
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