Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models
Mishimoto Low-Temperature Thermostat for Dodge 5.9L/6.7L Cummins Compatible with 1999-2010 Dodge Ram 2500 and 3500 Models

Mishimoto Low-Temperature Thermostat - Dodge 5.9L/6.7L Cummins 1999-2013

Mishimoto SKU: MISMMTS-RAM-99L
Price
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In Stock – Ready to Ship
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Mishimoto low-temperature thermostat for the 1999-2013 Dodge / Ram 2500 / 3500 5.9L and 6.7L Cummins diesel. It activates at a lower temperature to let coolant flow through the engine earlier and maintain cooler temperatures, ideal for warm climates or heavy towing. Direct-fit replacement, backed by the Mishimoto Lifetime Warranty.

Specifications

Type Low-temperature thermostat
Activation Temp Lower than stock (cooler running)
Engine 5.9L / 6.7L Cummins diesel
Part Number MMTS-RAM-99L
Warranty Lifetime
Application 1999-2013 Dodge / Ram 2500 / 3500 Cummins (see fitment)

This part fits:

Year Make Model Submodel
1999-2010 Dodge Ram 2500 Base / ST / SLT / Laramie / Power Wagon / Sport
1999-2010 Dodge Ram 3500 Base / ST / SLT / Laramie / Sport
2011-2013 Ram 2500 ST / SLT / Big Horn / Laramie / Power Wagon / Tradesman

Shipping

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Returns

  • 30-day returns on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee, buyer pays return shipping, and original shipping is not refunded. All waived if the item is defective or we made the error.
  • Installed or used parts cannot be returned. Confirm fitment before you install.
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Full details: Shipping Policy · Refund Policy
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