SKU: 53661809378

Mishimoto Low Temperature Coolant Thermostat 89-93 Ram 5.9L Cummins

Sale price$58.46 Regular price$64.95
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

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Description

Mishimoto Low Temperature Coolant Thermostat 89-93 Ram 5.9L CumminsKeep your diesel running cooler and more consistent with the Mishimoto Low Temperature Thermostat. Designed to activate at a lower temperature than the factory unit, this thermostat allows coolant to begin circulating through the radiator sooner. Earlier coolant flow helps manage heat more effectively, especially when the engine is working hard! Lower operating temperatures can make a noticeable difference during towing, heavy loads, or long drives in

Keep your diesel running cooler and more consistent with the Mishimoto Low-Temperature Thermostat. Designed to activate at a lower temperature than the factory unit, this thermostat allows coolant to begin circulating through the radiator sooner. Earlier coolant flow helps manage heat more effectively, especially when the engine is working hard!

Lower operating temperatures can make a noticeable difference during towing, heavy loads, or long drives in warmer climates. By helping regulate heat earlier in the cooling cycle, this thermostat supports stable engine temperatures and reduces stress on critical components. For Cummins owners who rely on their truck for demanding work or daily driving, improved temperature control can add confidence behind the wheel.

Built with quality materials and engineered for dependable performance, this thermostat is a simple upgrade that can make a real impact on cooling efficiency. The included gasket helps ensure a proper seal during installation, making it an easy way to refresh the cooling system and keep your engine performing at its best.

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: 53661809378

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Ant Farmer 1
Lexington, US
★★★★★ 5
Fits well and installs easily.
Size: AF997
This filter looked about the same as the OEM filter. It installed in about a minute. The quality appeared to be fine. It was protected in a cardboard box. It fit my 2014 Subaru Outback perfectly. I just installed it an hour ago so I don’t have any long term observations about longevity or effectiveness. I can’t see any reason why it would not work as well as the original, it seemed identical.
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Reviewed in the United States on May 29, 2026
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Nicholas K
Belleville, US
★★★★★ 5
Great filter
Size: AF259
This fit my Mazda CX-5 perfectly. I'm happy with the seal and quality. Great price. I will certainly reorder for my next replacement.
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Reviewed in the United States on May 19, 2026
A
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Amazon Customer
Cuba, US
★★★★★ 5
Great fit and quality
Size: AF113
Not a complicated product, but after going to 2 different auto parts stores and this not being in stock, Amazon to the rescue. Arrived the next day and the quality is definitely on par with “store brand” ones from retailers. Definitely cheaper as well.
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Reviewed in the United States on April 23, 2026
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AC
Cuba, US
★★★★★ 5
Fit my 2014 Accord perfectly
Size: AF476
Seems to be the same quality as OEM. Fit perfectly. Easy to install.
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Reviewed in the United States on April 24, 2026
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Becca
Bozeman, US
★★★★★ 4
Affordable priced. Fits well
Size: AF377
They work good in my 2019 Toyota RAV4
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Reviewed in the United States on May 11, 2026

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