Product Description
Restore precise warm-up and rock-solid operating temps with the MAHLE TX44390 main engine thermostat for 2011–2016 Ford 6.7L Power Stroke. Built to OE standards for durability, flow control, and thermal accuracy, this direct-fit thermostat helps your Super Duty tow, haul, and work at the right temperature.
Fitment
- 2011–2016 Ford F-250 / F-350 / F-450 / F-550 Super Duty — 6.7L Power Stroke (main/primary cooling system thermostat)
Cross-Reference / Alternatives (Mahle on CPP Diesel only)
- MAHLE C32601 – Coolant Thermostat Gasket Kit (2011–2022 6.7L)
- MAHLE OC1662 – Engine Oil Filter (2011–2024 6.7L)
- MAHLE HS54886 – Head Set (2011–2014 6.7L)
- MAHLE HS54887 – Head Set (2011–2014 6.7L)
Notes
This is the main/primary thermostat. Always install with a new gasket and verify coolant fill/bleed procedures per Ford service information.
FAQ
Is TX44390 the main (primary) thermostat?
Yes. TX44390 is the direct-fit main engine thermostat for the 6.7L Power Stroke (not the secondary unit).
What trucks does it fit?
2011–2016 Ford F-250/F-350/F-450/F-550 equipped with the 6.7L Power Stroke.
Does it match OE performance?
It’s manufactured to OE-equivalent specs for reliable temperature regulation and service life.
Specifications for Mahle TX44390
| Attribute | Value |
|---|---|
| Brand | MAHLE |
| Part Number | TX44390 |
| Engine Compatibility | 2011–2016 Ford 6.7L Power Stroke (main thermostat) |
| UPC | 639789305992 |
| GTIN | 639789305992 |
| Shipping | Calculated at checkout; optional shipping insurance available |
| Prop 65 | This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Learn more |
