SKU: 37269726585

Mishimoto 2019+ RAM 6.7L Cummins Thermal Bypass Full Flow

Sale price$92.25 Regular price$102.50
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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

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Description

Mishimoto 2019+ RAM 6.7L Cummins Thermal Bypass Full FlowThe transmission is the backbone of your RAM. It's responsible for transmitting large amounts of torque from your 6. 7L Cummins powerplant, and that torque generates heat. If that heat isn't dissipated, it can destroy your transmission. The transmission cooler does a good job of keeping trans fluid temperatures in check, but only if the fluid can reach it. The stock cooling system of the Aisin AS69RC utilizes an in line thermal bypass valve that

The transmission is the backbone of your RAM. It's responsible for transmitting large amounts of torque from your 6.7L Cummins powerplant, and that torque generates heat. If that heat isn't dissipated, it can destroy your transmission. The transmission cooler does a good job of keeping trans fluid temperatures in check, but only if the fluid can reach it. The stock cooling system of the Aisin AS69RC utilizes an in-line thermal bypass valve that controls fluid flow to the transmission cooler. The purpose of this valve is to prevent transmission fluid from flowing to the cooler until it reaches operating temperature. The thermostat inside this valve is prone to failure, however, and when that happens, the fluid never flows to the cooler, and the transmission can overheat. That's why Mishimoto has developed a full-flow thermal bypass valve upgrade for your 2019-2024 RAM 6.7L Cummins. Our CNC-machined aluminum thermal bypass valve not only looks better than the stock unit, but it performs better too. This Mishimoto thermal bypass valve eliminates the internal thermostat, providing full fluid flow to the transmission cooler in all running conditions. This setup is ideal for owners in warm climates, those performing heavy towing, and trucks needing the best possible cooling efficiency for their transmission. The Mishimoto full-flow thermal bypass valve features strategically machined internal passages, providing improved flow over the stock valve for more effective cooling. In addition, cooling fins machined into the valve body add even more heat dissipation. This 2019-2024 RAM 6.7L Cummins Thermal Bypass Full Flow Valve Kit is built to last a lifetime with a durable CNC-machined billet aluminum design and our Mishimoto Lifetime Warranty.

  • Equipped with a bypass for uninterrupted cooling in hot weather conditions
  • Features a fully serviceable thermostat for rapid warm-up in cold weather
  • Helps extend transmission life and prevents overheating

This Part Fits:

Year Make Model Submodel
2019-2024 Ram 2500 Big Horn
2019-2024 Ram 2500 Laramie
2019-2021 Ram 2500 Laramie Longhorn
2019-2024 Ram 2500 Limited
2021-2024 Ram 2500 Limited Longhorn
2019-2024 Ram 2500 Lone Star
2023-2024 Ram 2500 Rebel
2024 Ram 2500 Special Service
2019-2024 Ram 2500 Tradesman
2019-2024 Ram 3500 Big Horn
2019-2024 Ram 3500 Laramie
2019-2020 Ram 3500 Laramie Longhorn
2019-2024 Ram 3500 Limited
2021-2024 Ram 3500 Limited Longhorn
2019-2022 Ram 3500 Lone Star
2019-2024 Ram 3500 SLT
2024 Ram 3500 Special Service
2019-2024 Ram 3500 Tradesman
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 37269726585

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Scott Rowe
Cuba, US
★★★★★ 5
Worth it
Color: Non-Squeaky - Pack of 12, Size: Medium
My dogs love them and enjoy the lm
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Reviewed in the United States on May 25, 2026
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tim mcgraw
Birmingham, US
★★★★★ 5
pet toys
Color: Non-Squeaky - Pack of 12, Size: Medium
Perfect.
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Reviewed in the United States on May 29, 2026
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Amazon Customer
Port Orchard, US
★★★★★ 4
My Dog Dreams Of Squeaky Balls 🐶
Color: Squeaky - Pack of 12, Size: Medium
My dog really loved these balls when I got them. It's a great variety of colors, the fabric is well-attached, and I LOVE that the squeaker is hidden under the fabric, reducing risk that it falls out and gets eaten by one of the dogs. The net carrying bag is a nice touch as well. Unfortunately, these balls do not hold up to much play. I have a medium-sized dog and he likes to mouth the ball when he catches it to squeak it. The squeaker broke on every single one of these within the first play session. Thankfully it stays contained in the sealed ball, but still, it would be nice if it lasted a *little* bit longer. Beyond the squeaker issue, my dog wears these out within a day or two of play. Keep in mind that he LOVES playing fetch and we will spend a good hour playing per night. Usually the fabric starts to detach and the ball will start breaking at the seam (the ball is two halves glued or sealed together). That may be the fault of the dog, though, since he does squeak these an awful lot while we play. Buying a stronger ball may not be an option because he enjoys the ones that are easier to squeak like these are! Overall I'm fairly happy, I just wish they lasted a little longer or cost a little less. 🐶
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Reviewed in the United States on March 31, 2025
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Karen
Battle Creek, US
★★★★★ 5
Will buy again
Color: Non-Squeaky - Pack of 12, Size: Medium
Great tennis balls for our 2 year old dog. Durable enough for moderate chewer’s
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Reviewed in the United States on March 22, 2026
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Shelly Lighthizer
Los Angeles, US
★★★★★ 5
Perfect size
Color: Non-Squeaky - Pack of 12, Size: Medium, Color: Non-Squeaky - Pack of 12, Size: Medium
Safe to say the size is perfect for large dogs. Great to chew on or play catch with.
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Reviewed in the United States on May 30, 2026

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