
Mishimoto MMTS-F2D-08L Ford 6.4L Powerstroke Low-Temperature Thermostats (set of 2), 2008-2010
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A defective thermostat can result in engine overheating and potential internal damage. Improve the reliability of your 6.4L cooling system with the Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostats! These thermostats are designed as a direct-fit replacement for your aged factory units. The Mishimoto thermostats have a lower activation temperature (187 F/197 F) compared to the factory thermostats (192 F/203 F). The lower activation temperatures allow coolant to flow through the engine earlier, which reduces and maintains lower engine temperatures. These thermostats are ideal for use in warmer climates or under extreme towing/driving conditions. Pair this thermostat set with the Mishimoto 6.4L Powerstroke Aluminum Performance Radiator for a complete cooling system overhaul. As with all our products, these thermostats include the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.Key FeaturesDirect fit for the 2008-2010 Ford 6.4L PowerstrokeLower activation temperature allows coolant to flow through the engine earlier, maintaining lower temperaturesIdeal for heavily modified trucks under extreme towing or racing conditions
Includes both thermostats and replacement gasketLifetime WarrantyPurchase Includes(1) Mishimoto Thermostat(1) Factory-Style O-RingMishimoto Lifetime WarrantySpecificationsApplications2008-2010 Ford F-250 w/ 6.4L Powerstroke2008-2010 Ford F-350 w/ 6.4L Powerstroke2008-2010 Ford F-450 w/ 6.4L Powerstroke2008-2010 Ford F-550 w/ 6.4L PowerstrokeMishimoto Activation Temperature (F)187OEM Activation Temperature (F)192Note
This thermostat is intended for use in heavily modified trucks used for heavy towing or racing. It is not intended for use in stock or light-duty applications.This thermostat requires the use of the Ford Motorcraft RT-1212 thermostat housing.
A defective thermostat can result in engine overheating and potential internal damage. Improve the reliability of your 6.4L cooling system with the Mishimoto Ford 6.4L Powerstroke Low-Temperature Thermostats! These thermostats are designed as a direct-fit replacement for your aged factory units. The Mishimoto thermostats have a lower activation temperature (187 F/197 F) compared to the factory thermostats (192 F/203 F). The lower activation temperatures allow coolant to flow through the engine earlier, which reduces and maintains lower engine temperatures. These thermostats are ideal for use in warmer climates or under extreme towing/driving conditions. Pair this thermostat set with the Mishimoto 6.4L Powerstroke Aluminum Performance Radiator for a complete cooling system overhaul. As with all our products, these thermostats include the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.Key FeaturesDirect fit for the 2008-2010 Ford 6.4L PowerstrokeLower activation temperature allows coolant to flow through the engine earlier, maintaining lower temperaturesIdeal for heavily modified trucks under extreme towing or racing conditions
Includes both thermostats and replacement gasketLifetime WarrantyPurchase Includes(1) Mishimoto Thermostat(1) Factory-Style O-RingMishimoto Lifetime WarrantySpecificationsApplications2008-2010 Ford F-250 w/ 6.4L Powerstroke2008-2010 Ford F-350 w/ 6.4L Powerstroke2008-2010 Ford F-450 w/ 6.4L Powerstroke2008-2010 Ford F-550 w/ 6.4L PowerstrokeMishimoto Activation Temperature (F)187OEM Activation Temperature (F)192Note
This thermostat is intended for use in heavily modified trucks used for heavy towing or racing. It is not intended for use in stock or light-duty applications.This thermostat requires the use of the Ford Motorcraft RT-1212 thermostat housing.
HSP offers a limited lifetime warranty to the original purchaser on eligible HSP products. Underhood powder coating has separate two-year limited coverage. Non-HSP brands follow their own manufacturer warranties. Discontinued products and customer/installer damage are excluded. Claim authorization is required; customer pays inbound shipping for ordinary claims.
Return and warranty information is based on what HSP Diesel offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
HSP Diesel warranty policyView complete warrantyProduct conditions
Return and warranty information is based on what HSP Diesel offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
- Return eligibility
- HSP states returns must be postmarked within 30 days of purchase, new and unused with original tags and packaging, with an approved RMA. A 15% restocking fee and customer-paid return shipping apply. Special orders, non-HSP dropship products, apparel, used items and custom colors are excluded. Based on what HSP Diesel offers.
- Return window
- Not stated for this product; see supplier terms
- Restocking fee
- See supplier terms; no product-specific fee stated
- Return shipping
- Based on the supplier’s return policy; see terms
- Made to order
- No
- Backorder status
- Not backordered
- Cancellation
- Subject to supplier terms; contact FullSpecDiesel before requesting cancellation
- Warranty provider
- HSP Diesel
- Warranty duration
- Product-specific duration not stated; see supplier terms
- Compatibility
- Listed for specific vehicle configurations
- Legal use
- Street legal
- Processing estimate
- 3–10 business days supplier processing
- Shipping
- Shipping calculated at checkout
- Signature
- No signature requirement
- Supplier
- HSP Diesel
Product compatibility is based on the vehicle and product information provided. Review your selected truck, product options, measurements, modifications, and installation requirements before ordering.