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Mishimoto Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostat (Set of 2)
Mishimoto Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostat (Set of 2)
Mishimoto Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostat (Set of 2)
Mishimoto Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostat (Set of 2)
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Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostat (Set of 2)

Mishimoto
MISMMTS-F2D-08L
748354016604
Thermostats
20+ Units In Stock - Ships Next Business Day
$ 110.00 $ 99.95
$ 99.95

SKU: MMTS-F2D-08L | UPC: 748354016604

Mishimoto Low-Temperature Thermostat for Ford 6.4L Powerstroke 2008-2010 (Set of 2)

This Mishimoto thermostat set (MMTS-F2D-08L) delivers lower activation temperatures of 187°F and 197°F for 2008-2010 Ford F-Series Super Duty trucks with 6.4L Powerstroke diesel engines. It promotes earlier coolant circulation compared to OEM specs of 192°F/203°F, keeping engines cooler during towing, racing, or hot climates. Direct-fit design includes two thermostats and gasket for reliable performance.

Key Features

  • Lower Activation Temperatures (187°F/197°F): Starts coolant flow sooner than stock, reducing operating temperatures by up to 8°F for sustained power.
  • Direct-Fit Replacement: Bolts in place of factory units on 6.4L Powerstroke with no modifications needed.
  • High-Quality Construction: Built to withstand extreme conditions in towing and racing applications.
  • Included Gasket: Provides leak-free seal for simple installation.
  • Lifetime Warranty: Covers defects in materials and workmanship for long-term confidence.

Product Notes

  • Requires Ford Motorcraft RT-1212 thermostat housing, sold separately.
  • Designed for modified trucks in towing or racing use, not stock daily drivers.
  • Pair with Mishimoto 6.4L Powerstroke radiator for full cooling system improvement.

Installation Notes

  • Professional installation recommended.
  • Medium difficulty, 1-2 hours with basic tools and housing in place.
  • Compatible only with Ford Motorcraft RT-1212 thermostat housing.

This Part Fits

Year Make Model Submodel
2008-2010 Ford F-250 Super Duty XL
2008-2010 Ford F-250 Super Duty XLT
2009-2010 Ford F-250 Super Duty Cabela's
2008-2009 Ford F-250 Super Duty FX4
2008-2010 Ford F-250 Super Duty Harley-Davidson Edition
2008-2010 Ford F-250 Super Duty King Ranch
2008-2010 Ford F-250 Super Duty Lariat
2008-2010 Ford F-350 Super Duty Cabela's
2008-2009 Ford F-350 Super Duty FX4
2008-2010 Ford F-350 Super Duty Harley-Davidson Edition
2008-2010 Ford F-350 Super Duty King Ranch
2008-2010 Ford F-350 Super Duty Lariat
2008-2010 Ford F-350 Super Duty XL
2008-2010 Ford F-350 Super Duty XLT
2008-2010 Ford F-450 Super Duty All
2008-2010 Ford F-550 Super Duty All

Why Choose Mishimoto?

  • Performance cooling leader since 2005 with global facilities.
  • Rigorous testing ensures reliability in diesel applications.
  • Precision engineering for exact OEM replacement fit.

Frequently Asked Questions

  • Q: Will this fit my 2008 Ford F-250 Super Duty 6.4L Powerstroke?
    A: Yes, it fits all 2008-2010 Ford Super Duty models with 6.4L diesel including F-250, F-350, F-450, F-550.
  • Q: What are the exact activation temperatures?
    A: One thermostat opens at 187°F, the other at 197°F, lower than OEM 192°F/203°F for better cooling.
  • Q: What does the lifetime warranty cover?
    A: Defects in materials and workmanship for the life of the vehicle under normal use.

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Secure box measuring 7.48 x 5.51 x 2.36 inches
  • Weight: 0.80 lbs

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