SKU: 48374669086

Mishimoto 2013+ Dodge Ram 6.7L Cummins Thermal Bypass Valve Kit

Sale price$92.25 Regular price$102.50
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

Mishimoto 2013+ Dodge Ram 6.7L Cummins Thermal Bypass Valve KitThe transmission is the backbone of your 2013 2018 Dodge Ram 6. 7L Cummins. It's responsible for transmitting up to 930 lb ft of torque from the engine to the wheels. That much power generates a lot of heat and if that heat isn? t dissipated it can destroy your transmission. The transmission cooler does a good job of keeping transmission fluid temperatures in check, but only if the fluid can reach it. The stock cooling system of both the 68 RFE and

The transmission is the backbone of your 2013- 2018 Dodge Ram 6.7L Cummins. It's responsible for transmitting up to 930 lb-ft of torque from the engine to the wheels. That much power generates a lot of heat and if that heat isn?t dissipated it can destroy your transmission. The transmission cooler does a good job of keeping transmission fluid temperatures in check, but only if the fluid can reach it. The stock cooling system of both the 68-RFE and Aisin AS69RC utilize an in-line thermal bypass valve that controls the flow of fluid 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 an improved thermal bypass valve kit for your 2013?2018 Dodge Ram 6.7L Cummins. Our CNC-machined aluminum thermal bypass valve not only looks better than the stock unit, but it performs better too. The Mishimoto thermal bypass valve utilizes a replaceable thermostat that is more durable than the stock thermostat and opens about 10 F earlier. This allows fluid to flow to the cooler sooner, without over cooling. For owners in hot climates, the Mishimoto valve includes a bypass that allows full flow to the transmission cooler, regardless of temperature. The bypass can be easily swapped out with only a wrench for summer or winter driving. The Mishimoto thermal bypass valve flows better in both configurations than the stock valve for more effective cooling. Cooling fins machined into the valve body add even more heat dissipation. This 2013-2018 Dodge Ram 6.7L Cummins Thermal Bypass Valve Kit is built to last a lifetime with a durable black anodized finish and our Mishimoto Lifetime Guarantee.
Shipping Notes
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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]
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SKU: 48374669086

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Joe S.
Charlottesville, US
★★★★★ 5
Good value.
Size: Medium, Color: Coyote Brown 4 Pairs
These socks are really sturdy and comfortable for the feet.
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Reviewed in the United States on May 30, 2026
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Jerry Walker
Houston, US
★★★★★ 5
Durability
Size: Large, Color: Coyote Brown 4 Pairs
Love these socks. They’re super comfortable & very durable.
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Reviewed in the United States on April 20, 2026
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jorge diez
Grantham, US
★★★★★ 4
Buen material
Size: Small, Color: Stone Grey 1 Pair
Son cómodas y de buen material.
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Reviewed in the United States on May 30, 2026
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Stephen
Boise, US
★★★★★ 5
Great value and fit!!
Size: Small, Color: Stone Grey 1 Pair
Excellent socks for the price!! Fast shipping with Prime!
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Reviewed in the United States on January 17, 2026
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Brian
Grantham, US
★★★★★ 5
Comfortable and breathable
Size: Medium, Color: Coyote Brown 4 Pairs
Super comfortable socks that breathe well in my Danner steel toes. Not a lot of shrinkage in the wash so they fit right over and over. Don’t slide down your legs.
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Reviewed in the United States on September 14, 2025

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