Description
Mishimoto Low-Temperature Thermostat for Ford 6.7L Powerstroke (2011+)
SKU / Model: MMTS-F2D-11L
Product Overview
Keep your engine running cooler and safer under load with the Mishimoto Low-Temperature Thermostat built specifically for Ford’s 6.7L Powerstroke engines (model years 2011+). This direct-fit replacement improves coolant flow earlier in the cycle, helping to reduce peak engine temperatures—especially under demanding conditions like heavy towing or operation in hot climates.
Key Features & Benefits
- Lower Activation Temperature — Opens at approximately 189°F, allowing earlier coolant circulation to help maintain lower overall engine temps.
- Direct Fit for 2011+ 6.7L Powerstroke — Seamless replacement with factory-style O-ring.
- Built for Extreme Use — Ideal for towing, hot climates, and heavy-load operation.
Technical Specs & Compatibility
| Specification | Details |
|---|---|
| Activation Temperature | ~189°F (lower than typical OEM range) |
| Fitment | 2011+ Ford F-250 / F-350 / F-450 / F-550 with 6.7L Powerstroke |
| Included | 1 × Mishimoto thermostat, 1 × factory-style O-ring |
| Warranty | Mishimoto limited lifetime warranty |
Why Upgrade from the Stock Thermostat?
The OEM thermostat typically opens at a higher temperature, which can delay coolant flow under extreme conditions. Opening earlier gives your cooling system a head start, helping reduce heat soak and thermal stress on engine components.
Installation Notes
- Difficulty: Medium
- Requires standard hand tools, coolant drain, and proper system bleeding.
- Great time to inspect/replace coolant and related hoses for maximum reliability.
Note: Always verify exact fitment with your vehicle’s VIN and model year before installation.
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