SKU: MMTS-F2D-08H | UPC: 748354016598
Mishimoto Ford 6.4L Powerstroke High-Temperature Thermostat (Set of 2) 2008-2010 Super Duty
Replace worn factory thermostats in your 2008-2010 Ford F-250 F-350 F-450 F-550 Super Duty with 6.4L Powerstroke using this Mishimoto set of 2 high-temperature thermostats. These direct-fit units open at higher temperatures of 198°F primary and 208°F secondary compared to stock 192°F/203°F for longer coolant restriction and faster engine warm-up. Ideal for cold climates this upgrade prevents overheating boosts cooling system reliability and pairs perfectly with Mishimoto aluminum radiators.
Key Features
- Direct-Fit Replacement: Engineered as OEM-spec drop-in for 2008-2010 Ford Super Duty 6.4L Powerstroke no modifications needed for seamless install.
- Higher Opening Temperatures: Activates at 198°F primary and 208°F secondary versus factory 192°F/203°F to hold heat longer during startup.
- Faster Warm-Up Time: Restricts coolant circulation extended period promotes quicker engine operating temperature especially in freezing conditions.
- Included O-Ring Seals: High-quality seals ensure leak-proof sealing and long-term durability right out of the box.
- Mishimoto Lifetime Warranty: Lifetime coverage against defects provides peace of mind with proven craftsmanship.
Product Notes
- Pair with Mishimoto 6.4L Powerstroke aluminum radiator for full cooling upgrade.
- Aged thermostats cause overheating replace to protect engine internals.
- Packaged for worldwide shipping from USA warehouse.
Installation Notes
- Professional installation recommended.
- Drain coolant before removal torque to factory specs during reinstall.
- Uses existing factory mounting hardware and housing.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 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-250 Super Duty | XL |
| 2008-2010 | Ford | F-250 Super Duty | XLT |
| 2009-2010 | 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 |
| 2009-2010 | Ford | F-450 Super Duty | Harley-Davidson Edition |
| 2008-2010 | Ford | F-450 Super Duty | King Ranch |
| 2008-2010 | Ford | F-450 Super Duty | Lariat |
| 2008-2010 | Ford | F-450 Super Duty | XL |
| 2008-2010 | Ford | F-450 Super Duty | XLT |
| 2008-2010 | Ford | F-550 Super Duty | Lariat |
| 2008-2010 | Ford | F-550 Super Duty | XL |
| 2008-2010 | Ford | F-550 Super Duty | XLT |
Why Choose Mishimoto?
- Directly engineered for diesel trucks like Ford Powerstroke with USA testing.
- High-quality materials built for daily heavy-duty use and performance.
- Lifetime warranty standard on every cooling component.
Frequently Asked Questions
- Q: What activation temperatures do these thermostats use?
A: Primary opens at 198°F secondary at 208°F higher than stock for better warm-up control. - Q: Will this fit my 2008-2010 F-350 King Ranch 6.4L?
A: Yes direct fit for all listed 2008-2010 Ford Super Duty models with 6.4L Powerstroke diesel engine. - Q: What warranty coverage is included?
A: Mishimoto Lifetime Warranty protects against material and workmanship defects for the life of the product.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure Mishimoto box 7 x 5 x 2 inches
- Weight: 1 lb
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