Fleece Performance 11-25 Ford F-250/F-350/F-450 6.7L Power Stroke Thermostat Housing Upgrade

Upgrade your plastic OEM or aftermarket engine coolant thermostat housing on your 6.7L Power Stroke with our more durable cast aluminum model! Our direct replacement thermostat housing works with all factory and replacement thermostats. New O-rings included with the kit. PROBLEM OVERVIEW COMPLAINT: Coolant leaks around the thermostat housing area, a low coolant level, or the smell of coolant during engine operation or after operation. CAUSE:A cracked thermostat housing will result in a coolant leak, potentially leading to engine overheating and damage. Visual Inspection: Carefully inspect the thermostat housing for cracks or damage. Pressure Test: Perform a coolant system pressure test to ensure the system maintains pressure and observe for leaks at all split lines, including the thermostat housing and coolant crossover manifold. SOLUTION: The Fleece Performance thermostat housing upgrade is a drop-in, direct factory replacement for the weak plastic housing that can become brittle overtime! Application Notes Replaces Ford Part Number: RH315 (LC3Z8592B) and Dorman Part Number 902-1074 Fits the following vehicles: 2011-2025 F250 Super Duty 2011-2025 F350 Super Duty 2011-2025 F450 Super Duty 2011-2025 F550 Super Duty 2016-2019 F650 Super Duty 2016-2019 F750 Super Duty 2021-2026 F650 Super Duty 2021-2026 F750 Super Duty 2020-2025 F600 Super Duty Recommended Cross Sell Skus - FPE-FMC-UHFA-1123/FPE-FMC-FF-RLK-1724/FPE-FMC-RLK-1116

Upgrade your engine cooling system with the Fleece Performance cast aluminum thermostat housing designed specifically for the 6.7L Power Stroke diesel engines found in Ford Super Duty trucks from 2011 to 2025. This durable replacement addresses common issues associated with the factory plastic housing, such as cracking, brittleness, and coolant leaks, which can lead to engine overheating and potential damage. Crafted from high-quality cast aluminum, this housing offers superior strength and heat resistance, ensuring a longer service life compared to OEM plastic parts. The installation is straightforward, as it is a direct drop-in replacement that works with all factory and aftermarket thermostats, with new O-rings included for a secure seal and leak prevention. This upgrade is essential for maintaining optimal engine temperature and preventing coolant loss, especially in demanding towing or off-road conditions. The kit also features precise fitment for various Ford Super Duty models, including F-250, F-350, F-450, F-550, F-650, and F-750, spanning model years from 2011 through 2026. Proper inspection and pressure testing of your cooling system are recommended to identify any existing leaks and ensure system integrity post-installation. Improve your vehicle’s reliability and cooling performance by replacing the weak plastic housing with this robust, cast aluminum upgrade from Fleece Performance, designed to withstand the harsh conditions of heavy-duty diesel operation.

Features:

• Material: Cast aluminum construction for enhanced durability and heat resistance

• Compatibility: Fits 2011-2025 Ford F-250, F-350, F-450, F-550, F-650, and F-750 with 6.7L Power Stroke engines

• Direct Replacement: Easily swaps out the factory plastic thermostat housing without additional modifications

• O-Rings Included: Comes with new O-rings to ensure a secure, leak-free seal during installation

• Application Specific: Replaces Ford Part Number RH315 and Dorman Part Number 902-1074

Fitment:
Ford F-250 Super Duty King Ranch 2011
Ford F-250 Super Duty King Ranch 2012
Ford F-250 Super Duty King Ranch 2013
Ford F-250 Super Duty King Ranch 2014
Ford F-250 Super Duty King Ranch 2015
Ford F-250 Super Duty King Ranch 2016
Ford F-250 Super Duty King Ranch 2017
Ford F-250 Super Duty King Ranch 2018
Ford F-250 Super Duty King Ranch 2019
Ford F-250 Super Duty King Ranch 2020
Ford F-250 Super Duty King Ranch 2021
Ford F-250 Super Duty King Ranch 2022
Ford F-250 Super Duty King Ranch 2023
Ford F-250 Super Duty King Ranch 2024
Ford F-250 Super Duty King Ranch 2025
Ford F-250 Super Duty Lariat 2011
Ford F-250 Super Duty Lariat 2012
Ford F-250 Super Duty Lariat 2013
Ford F-250 Super Duty Lariat 2014
Ford F-250 Super Duty Lariat 2015
Ford F-250 Super Duty Lariat 2016
Ford F-250 Super Duty Lariat 2017
Ford F-250 Super Duty Lariat 2018
Ford F-250 Super Duty Lariat 2019
Ford F-250 Super Duty Lariat 2020
Ford F-250 Super Duty Lariat 2021
Ford F-250 Super Duty Lariat 2022
Ford F-250 Super Duty Lariat 2023
Ford F-250 Super Duty Lariat 2024
Ford F-250 Super Duty Lariat 2025
Ford F-250 Super Duty Limited 2018
Ford F-250 Super Duty Limited 2019
Ford F-250 Super Duty Limited 2020
Ford F-250 Super Duty Limited 2021
Ford F-250 Super Duty Limited 2022
Ford F-250 Super Duty Limited 2023
Ford F-250 Super Duty Limited 2024
Ford F-250 Super Duty Platinum 2013
Ford F-250 Super Duty Platinum 2014
Ford F-250 Super Duty Platinum 2015
Ford F-250 Super Duty Platinum 2016
Ford F-250 Super Duty Platinum 2017
Ford F-250 Super Duty Platinum 2018
Ford F-250 Super Duty Platinum 2019
Ford F-250 Super Duty Platinum 2020
Ford F-250 Super Duty Platinum 2021
Ford F-250 Super Duty Platinum 2022
Ford F-250 Super Duty Platinum 2023
Ford F-250 Super Duty Platinum 2024
Ford F-250 Super Duty Platinum 2025
Ford F-250 Super Duty XL 2011
Ford F-250 Super Duty XL 2012
Ford F-250 Super Duty XL 2013
Ford F-250 Super Duty XL 2014
Ford F-250 Super Duty XL 2015
Ford F-250 Super Duty XL 2016
Ford F-250 Super Duty XL 2017
Ford F-250 Super Duty XL 2018
Ford F-250 Super Duty XL 2019
Ford F-250 Super Duty XL 2020
Ford F-250 Super Duty XL 2021
Ford F-250 Super Duty XL 2022
Ford F-250 Super Duty XL 2023
Ford F-250 Super Duty XL 2024
Ford F-250 Super Duty XL 2025
Ford F-250 Super Duty XLT 2011
Ford F-250 Super Duty XLT 2012
Ford F-250 Super Duty XLT 2013
Ford F-250 Super Duty XLT 2014
Ford F-250 Super Duty XLT 2015
Ford F-250 Super Duty XLT 2016
Ford F-250 Super Duty XLT 2017
Ford F-250 Super Duty XLT 2018
Ford F-250 Super Duty XLT 2019
Ford F-250 Super Duty XLT 2020
Ford F-250 Super Duty XLT 2021
Ford F-250 Super Duty XLT 2022
Ford F-250 Super Duty XLT 2023
Ford F-250 Super Duty XLT 2024
Ford F-250 Super Duty XLT 2025
Ford F-350 Super Duty King Ranch 2011
Ford F-350 Super Duty King Ranch 2012
Ford F-350 Super Duty King Ranch 2013
Ford F-350 Super Duty King Ranch 2014
Ford F-350 Super Duty King Ranch 2015
Ford F-350 Super Duty King Ranch 2016
Ford F-350 Super Duty King Ranch 2017
Ford F-350 Super Duty King Ranch 2018
Ford F-350 Super Duty King Ranch 2019
Ford F-350 Super Duty King Ranch 2020
Ford F-350 Super Duty King Ranch 2021
Ford F-350 Super Duty King Ranch 2022
Ford F-350 Super Duty King Ranch 2023
Ford F-350 Super Duty King Ranch 2024
Ford F-350 Super Duty King Ranch 2025
Ford F-350 Super Duty Lariat 2011
Ford F-350 Super Duty Lariat 2012
Ford F-350 Super Duty Lariat 2013
Ford F-350 Super Duty Lariat 2014
Ford F-350 Super Duty Lariat 2015
Ford F-350 Super Duty Lariat 2016
Ford F-350 Super Duty Lariat 2017
Ford F-350 Super Duty Lariat 2018
Ford F-350 Super Duty Lariat 2019
Ford F-350 Super Duty Lariat 2020
Ford F-350 Super Duty Lariat 2021
Ford F-350 Super Duty Lariat 2022
Ford F-350 Super Duty Lariat 2023
Ford F-350 Super Duty Lariat 2024
Ford F-350 Super Duty Lariat 2025
Ford F-350 Super Duty Limited 2018
Ford F-350 Super Duty Limited 2019
Ford F-350 Super Duty Limited 2020
Ford F-350 Super Duty Limited 2021
Ford F-350 Super Duty Limited 2022
Ford F-350 Super Duty Limited 2023
Ford F-350 Super Duty Limited 2024
Ford F-350 Super Duty Platinum 2013
Ford F-350 Super Duty Platinum 2014
Ford F-350 Super Duty Platinum 2015
Ford F-350 Super Duty Platinum 2016
Ford F-350 Super Duty Platinum 2017
Ford F-350 Super Duty Platinum 2018
Ford F-350 Super Duty Platinum 2019
Ford F-350 Super Duty Platinum 2020
Ford F-350 Super Duty Platinum 2021
Ford F-350 Super Duty Platinum 2022
Ford F-350 Super Duty Platinum 2023
Ford F-350 Super Duty Platinum 2024
Ford F-350 Super Duty Platinum 2025
Ford F-350 Super Duty XL 2011
Ford F-350 Super Duty XL 2012
Ford F-350 Super Duty XL 2013
Ford F-350 Super Duty XL 2014
Ford F-350 Super Duty XL 2015
Ford F-350 Super Duty XL 2016
Ford F-350 Super Duty XL 2017
Ford F-350 Super Duty XL 2018
Ford F-350 Super Duty XL 2019
Ford F-350 Super Duty XL 2020
Ford F-350 Super Duty XL 2021
Ford F-350 Super Duty XL 2022
Ford F-350 Super Duty XL 2023
Ford F-350 Super Duty XL 2024
Ford F-350 Super Duty XL 2025
Ford F-350 Super Duty XLT 2011
Ford F-350 Super Duty XLT 2012
Ford F-350 Super Duty XLT 2013
Ford F-350 Super Duty XLT 2014
Ford F-350 Super Duty XLT 2015
Ford F-350 Super Duty XLT 2016
Ford F-350 Super Duty XLT 2017
Ford F-350 Super Duty XLT 2018
Ford F-350 Super Duty XLT 2019
Ford F-350 Super Duty XLT 2020
Ford F-350 Super Duty XLT 2021
Ford F-350 Super Duty XLT 2022
Ford F-350 Super Duty XLT 2023
Ford F-350 Super Duty XLT 2024
Ford F-350 Super Duty XLT 2025