Mishimoto Thermostat for Ford F-250/F-350 Super Duty 6.7L 6R140

Mishimoto Thermostat for Ford F-250 / F-350 / F-450 / F-550 6.7L (6R140 / 5R110W) Upgrade your Super Duty cooling system with the Mishimoto high-performance thermostat engineered specifically for 2011–2013 Ford Super Duty trucks with the 6.7L Power Stroke. Built to exact OE fitment, this thermostat improves temperature control, reduces warm-up time, and helps maintain optimal operating temperatures under heavy load. Key Features Direct fit for 6.7L Power Stroke – Compatible with F-250, F-350, F-450, and F-550 models using 6R140 and select 5R110W configurations (2011–2013). Durable construction – Precision-machined housing and corrosion-resistant materials designed for long service life in demanding environments. Reliable temperature regulation – Precisely calibrated valve for consistent coolant flow and stable engine temps during towing, hauling, and heavy use. Easy installation – OEM-style design for straightforward replacement with no modifications required. Why Choose Mishimoto Mishimoto is known for motorsport-proven cooling components. This thermostat undergoes rigorous testing to ensure performance and reliability for Super Duty owners who demand durability and consistent engine protection. Fitment summary: 2011–2013 Ford F-250/F-350/F-450/F-550 Super Duty models with 6.7L Power Stroke using 6R140 or select 5R110W transmissions. Verify part number compatibility with your VIN before purchase.