Mishimoto MMTS-F2D-08H High-Temperature Thermostats for 2008–2010 Ford 6.4L Powerstroke

These direct-fit thermostats open at higher temperatures than the factory units, restricting coolant flow longer so the engine warms up faster. They suit trucks run in cold climates.

Key Benefits & Features

• Set of Two: Replaces both 6.4L thermostats.
• Activation Temperatures: 198°F / 208°F, compared with the factory 192°F / 203°F.
• Seal: Factory-style replacement gasket/O-ring included.
• Warranty: Mishimoto Lifetime Warranty.

Fitment

• 2008–2010 Ford F-250, F-350, F-450 and F-550 Super Duty 6.4L Powerstroke Diesel
• Part Number: Mishimoto MMTS-F2D-08H

Tech & Installation Notes

• Housing: Mishimoto states these thermostats require the Ford Motorcraft RT-1212 thermostat housing.
• Installation: Medium difficulty per Mishimoto.