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Home Ford Flex Thermostat

Ford Flex Thermostat

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We stock Genuine OEM Ford Thermostat for your Ford Flex. OEM thermostats are designed and manufactured to fit and function perfectly with your specific make and model of vehicle. They are designed to regulate the flow of coolant through your engine, ensuring that your engine operates at the correct temperature range. A malfunctioning thermostat can cause overheating, poor fuel efficiency, and potential engine damage, so replacing it with an OEM part can ensure optimal performance and reliability. Additionally, using an OEM thermostat can help ensure that the part is covered under the manufacturer's warranty. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

1X4Z8575B - : 2005-2020 Ford - Engine Coolant Thermostat for Ford: Edge, Explorer, Flex, Freestyle, Fusion, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X | Lincoln: Continental, MKS, MKT, MKX, MKZ | Mercury: Sable Image

2005-2020 Ford - Engine Coolant Thermostat
Part Number: 1X4Z-8575-B
Ford Ford
Shop all Ford products
Notes: Includes Thermostat Gasket. Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Thermostat Assembly, rt1253
Replaces: 1X4Z-8575-A, 1X4Z-8575-FA, RT-1172, RT-1228
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Freestyle,
    • Fusion,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
  • Mercury:
    • Sable
MSRP $24.18
$16.09
AT4Z8A586C - : 2011-2020 Ford - Thermostat Housing for Ford: Edge, Explorer, Flex, Police Interceptor Sedan, Police Interceptor Utility, Taurus | Lincoln: Continental, MKS, MKT, MKX, MKZ Image

2011-2020 Ford - Thermostat Housing
Part Number: AT4Z-8A586-C
Ford Ford
Shop all Ford products
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Housing Assembly, Engine Coolant Thermostat Kit, Connection Water Outlet, rh248
Replaces: AT4Z-8A586-A, AT4Z-8A586-B, AT4Z-8A586-FA
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
MSRP $228.33
$154.54
AA5Z8592A - : 2010-2019 Ford - Engine Coolant Thermostat Housing for Ford: Explorer, Flex, Police Interceptor Sedan, Police Interceptor Utility, Taurus | Lincoln: MKS, MKT Image

2010-2019 Ford - Engine Coolant Thermostat Housing
Part Number: AA5Z-8592-A
Ford Ford
Shop all Ford products
Applications: 3.5L W/TURBO.
Other Names: Water Outlet, Engine Coolant Thermostat Housing, Connection Water Outlet, rh193
Description: MKT. Flex. 3.5L turbo. Explorer. With turbo. Taurus. MKS. Police Interceptor Utility.
Fits:
  • Ford:
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • MKS,
    • MKT
MSRP $70.00
$50.40
RT1253 - Belts & Cooling: Motorcraft™ Thermostat for Ford: Edge, Explorer, Flex, Freestyle, Fusion, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X | Lincoln: Continental, MKS, MKT, MKX, MKZ | Mercury: Sable Image

Motorcraft™ Thermostat
Part Number: RT-1253
Ford Ford
Shop all Ford products
Notes: Includes Thermostat Gasket. Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Motorcraft™ Engine Coolant Thermostat, Thermostat Assembly
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Freestyle,
    • Fusion,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
  • Mercury:
    • Sable
MSRP $24.18
$16.09
RH248 - Belts & Cooling: Motorcraft™ Thermostat Housing for Ford: Edge, Explorer, Flex, Police Interceptor Sedan, Police Interceptor Utility, Taurus | Lincoln: Continental, MKS, MKT, MKX, MKZ Image

Motorcraft™ Thermostat Housing
Part Number: RH-248
Ford Ford
Shop all Ford products
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Motorcraft™ Engine Coolant Thermostat Kit, Motorcraft™ Housing Assembly, Connection Water Outlet
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
MSRP $228.33
$154.54
F1VY8255A - : 1991-2025 Ford - Engine Coolant Thermostat Housing Gasket for Ford: Contour, Crown Victoria, E-150, E-150 Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, E-250, E-250 Econoline, E-350 Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, E-350 Super Duty, E-450 Econoline Super Duty, E-450 Super Duty, E-550 Econoline Super Duty, E-550 Super Duty, Econoline Super Duty, Edge, Escape, Excursion, Expedition, Explorer, Explorer Sport Trac, F-150, F-150 Heritage, F-250, F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, F-550 Super Duty, Five Hundred, Flex, Freestyle, Fusion, GT, Maverick, Mustang, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X, Thunderbird | Lincoln: Aviator, Blackwood, Continental, Corsair, LS, Mark LT, Mark VIII, MKS, MKT, MKX, MKZ, Nautilus, Navigator, Town Car, Zephyr | Mercury: Cougar, Grand Marquis, Marauder, Mariner, Milan, Montego, Mountaineer, Mystique, Sable Image

1991-2025 Ford - Engine Coolant Thermostat Housing Gasket
Part Number: F1VY-8255-A
Ford Ford
Shop all Ford products
Notes: Included with water outlet. Included with lower housing. Included with water manifold. Included with housing assembly. Included with...
Applications: 6.2L. 3.0L. 3.7L. 7.3L. 2.0L. 2.3L. 4.6L, 5.4L. 5.4L, 6.8L. 3.5L W/O TURBO. 1999-07 SUPER DUTY.
Other Names: Engine Coolant Thermostat Gasket, Thermostat Gasket, Gasket, Thermostat Seal, Thermostat Housing Gasket, Thermostat O-Ring,...
Fits:
  • Ford:
    • Contour,
    • Crown Victoria,
    • E-150,
    • E-150 Club Wagon,
    • E-150 Econoline,
    • E-150 Econoline Club Wagon,
    • E-250,
    • E-250 Econoline,
    • E-350 Club Wagon,
    • E-350 Econoline,
    • E-350 Econoline Club Wagon,
    • E-350 Super Duty,
    • E-450 Econoline Super Duty,
    • E-450 Super Duty,
    • E-550 Econoline Super Duty,
    • E-550 Super Duty,
    • Econoline Super Duty,
    • Edge,
    • Escape,
    • Excursion,
    • Expedition,
    • Explorer,
    • Explorer Sport Trac,
    • F-150,
    • F-150 Heritage,
    • F-250,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • F-450 Super Duty,
    • F-550 Super Duty,
    • Five Hundred,
    • Flex,
    • Freestyle,
    • Fusion,
    • GT,
    • Maverick,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Thunderbird
  • Lincoln:
    • Aviator,
    • Blackwood,
    • Continental,
    • Corsair,
    • LS,
    • Mark LT,
    • Mark VIII,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Nautilus,
    • Navigator,
    • Town Car,
    • Zephyr
  • Mercury:
    • Cougar,
    • Grand Marquis,
    • Marauder,
    • Mariner,
    • Milan,
    • Montego,
    • Mountaineer,
    • Mystique,
    • Sable
MSRP $4.51
$3.22
7T4Z8590A - : 2007-2024 Ford - Engine Coolant Thermostat Housing Gasket for Ford: Edge, Expedition, Explorer, F-150, Flex, Fusion, Mustang, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X, Transit-150, Transit-250, Transit-350, Transit-350 HD | Lincoln: Continental, MKS, MKT, MKX, MKZ, Navigator | Mercury: Sable Image

2007-2024 Ford - Engine Coolant Thermostat Housing Gasket
Part Number: 7T4Z-8590-A
Ford Ford
Shop all Ford products
Notes: Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 5.0L. 3.3L. 3.5L W/O TURBO. 5.2L GT350, GT350R.
Other Names: Thermostat Housing Gasket, Housing Gasket, Thermostat Housing Seal, Thermostat Housing O-Ring, Thermostat Unit O-Ring, Housing...
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • Flex,
    • Fusion,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Navigator
  • Mercury:
    • Sable
MSRP $16.85
$11.63
RG571 - Belts & Cooling: Motorcraft™ Engine Coolant Thermostat Gasket for Ford: Contour, Crown Victoria, E-150, E-150 Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, E-250, E-250 Econoline, E-350 Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, E-350 Super Duty, E-450 Econoline Super Duty, E-450 Super Duty, E-550 Econoline Super Duty, E-550 Super Duty, Econoline Super Duty, Edge, Escape, Excursion, Expedition, Explorer, Explorer Sport Trac, F-150, F-150 Heritage, F-250, F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, F-550 Super Duty, Five Hundred, Flex, Freestyle, Fusion, GT, Maverick, Mustang, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X, Thunderbird | Lincoln: Aviator, Blackwood, Continental, Corsair, LS, Mark LT, Mark VIII, MKS, MKT, MKX, MKZ, Nautilus, Navigator, Town Car, Zephyr | Mercury: Cougar, Grand Marquis, Marauder, Mariner, Milan, Montego, Mountaineer, Mystique, Sable Image

Motorcraft™ Engine Coolant Thermostat Gasket
Part Number: RG-571
Ford Ford
Shop all Ford products
Notes: Included with water outlet. Included with lower housing. Included with water manifold. Included with housing assembly. Included with...
Applications: 6.2L. 3.0L. 3.7L. 7.3L. 2.0L. 2.3L. 4.6L, 5.4L. 5.4L, 6.8L. 3.5L W/O TURBO. 1999-07 SUPER DUTY.
Other Names: Motorcraft™ Thermostat Gasket, Motorcraft™ Gasket, Motorcraft™ Thermostat Seal, Motorcraft™ Engine Coolant Thermostat O-Ring,...
Fits:
  • Ford:
    • Contour,
    • Crown Victoria,
    • E-150,
    • E-150 Club Wagon,
    • E-150 Econoline,
    • E-150 Econoline Club Wagon,
    • E-250,
    • E-250 Econoline,
    • E-350 Club Wagon,
    • E-350 Econoline,
    • E-350 Econoline Club Wagon,
    • E-350 Super Duty,
    • E-450 Econoline Super Duty,
    • E-450 Super Duty,
    • E-550 Econoline Super Duty,
    • E-550 Super Duty,
    • Econoline Super Duty,
    • Edge,
    • Escape,
    • Excursion,
    • Expedition,
    • Explorer,
    • Explorer Sport Trac,
    • F-150,
    • F-150 Heritage,
    • F-250,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • F-450 Super Duty,
    • F-550 Super Duty,
    • Five Hundred,
    • Flex,
    • Freestyle,
    • Fusion,
    • GT,
    • Maverick,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Thunderbird
  • Lincoln:
    • Aviator,
    • Blackwood,
    • Continental,
    • Corsair,
    • LS,
    • Mark LT,
    • Mark VIII,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Nautilus,
    • Navigator,
    • Town Car,
    • Zephyr
  • Mercury:
    • Cougar,
    • Grand Marquis,
    • Marauder,
    • Mariner,
    • Milan,
    • Montego,
    • Mountaineer,
    • Mystique,
    • Sable
MSRP $4.51
$3.22
RH193 - Belts & Cooling: Motorcraft™ Engine Coolant Thermostat Housing for Ford: Explorer, Flex, Police Interceptor Sedan, Police Interceptor Utility, Taurus | Lincoln: MKS, MKT Image

Motorcraft™ Engine Coolant Thermostat Housing
Part Number: RH-193
Ford Ford
Shop all Ford products
Applications: 3.5L W/TURBO.
Other Names: Motorcraft™ Thermostat Outlet, Motorcraft™ Water Outlet, Connection Water Outlet
Description: MKT. Flex. 3.5L turbo. Explorer. With turbo. Taurus. MKS. Police Interceptor Utility.
Fits:
  • Ford:
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • MKS,
    • MKT
MSRP $70.00
$50.40
RTS1081 - Belts & Cooling: Motorcraft™ Engine Coolant Thermostat Housing O-Ring for Ford: Edge, Expedition, Explorer, F-150, Flex, Fusion, Mustang, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Taurus X, Transit-150, Transit-250, Transit-350, Transit-350 HD | Lincoln: Continental, MKS, MKT, MKX, MKZ, Navigator | Mercury: Sable Image

Motorcraft™ Engine Coolant Thermostat Housing O-Ring
Part Number: RTS-1081
Ford Ford
Shop all Ford products
Notes: Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 5.0L. 3.3L. 3.5L W/O TURBO. 5.2L GT350, GT350R.
Other Names: Motorcraft™ Engine Coolant Thermostat Housing Gasket, Motorcraft™ Thermostat Housing Gasket, Motorcraft™ Housing Gasket, Motorcraft™...
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • Flex,
    • Fusion,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Navigator
  • Mercury:
    • Sable
MSRP $16.85
$11.63
W503279S437 - : *2002-2024 Ford - Engine Cylinder Head Bolt for Ford: Edge, Expedition, Explorer, F-150, F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, Flex, Fusion, GT, Mustang, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Transit-150, Transit-250, Transit-350, Transit-350 HD | Lincoln: Continental, MKS, MKT, MKX, MKZ, Navigator Image

*2002-2024 Ford - Engine Cylinder Head Bolt
Part Number: W503279-S437
Ford Ford
Shop all Ford products
Notes: Included with water manifold. Included with thermostat housing.
Other Names: Engine Intake Manifold Bolt, Engine Oil Filter Adapter Bolt, Thermostat Housing Screw, Adapter Bolt, Thermostat Outlet Bolt,...
Description: 3.7L. 6.7L, 2020-22. 4.6L, 2007-09. Thermostat hsng,screw. 2021-23. 3.5L, m6x30mm. 6 x 30mm. All Required.
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • F-450 Super Duty,
    • Flex,
    • Fusion,
    • GT,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Navigator
MSRP $16.00
$10.40
Sold in Pack of 4
BT4Z7H322B - : 2011-2021 Ford - By-Pass Valve for Ford: EcoSport, Edge, Explorer, Flex, Police Interceptor Utility | Lincoln: MKS, MKT, MKX Image

2011-2021 Ford - By-Pass Valve
Part Number: BT4Z-7H322-B
Ford Ford
Shop all Ford products
Notes: Included with inlet tube. Included with cooler line. Included with outlet tube. Included with Tube assembly. Included with connector pipe.
Other Names: Valve, Automatic Transmission Oil Cooler Thermostat, Valve Assembly
Replaces: BT4Z-7H322-A
Description: 1.0L. 3.7L, 2010-16. 3.5L, without trailer pkg. 2.0L, with trailer pkg., 2015-18. 2.7L, without trailer pkg., 2015-18. 3.5L with...
Fits:
  • Ford:
    • EcoSport,
    • Edge,
    • Explorer,
    • Flex,
    • Police Interceptor Utility
  • Lincoln:
    • MKS,
    • MKT,
    • MKX
MSRP $150.88
$104.20
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