2023 Ford F-150 Thermostats – OEM Cooling System Reliability

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2023 Ford F-150 Thermostats – Maintain Optimal Engine Temperature

Ensure your 2023 Ford F-150 runs at the correct temperature with a high-quality OEM replacement thermostat. The thermostat regulates coolant flow, allowing your engine to warm up quickly and preventing overheating or inefficient cooling.

Designed to match factory specifications, these thermostats provide precise temperature control, corrosion resistance, and durability to extend your engine’s lifespan.

Thermostat

Part Number: ML3Z-8575-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L.
Other Names: Thermostat, Thermostat Assembly, rt1250
Description: Expedition, Navigator. F-150. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $47.09
$30.30

Thermostat Housing

Part Number: BL3Z-8A586-G
Ford Ford
Notes: Includes Water Outlet, Thermostat, And Gaskets. Includes Housing Gasket (Lower), Thermostat, Thermostat Gasket And Water Outlet.
Applications: 3.5L. 3.7L. 3.3L Gas. 3.3L Hybrid.
Other Names: Engine Coolant Thermostat Kit, Thermostat Unit, Connection Water Outlet, rh309
Replaces: BL3Z-8592-C, BL3Z-8A586-B, BR3Z-8592-B, RH-244
Fits:
  • Ford:
    • Expedition,
    • Explorer,
    • F-150,
    • Mustang,
    • Police Interceptor Utility,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Navigator
MSRP $205.00
$142.68

Thermostat Gasket

Part Number: BR3Z-8255-A
Ford Ford
Notes: Included with water manifold. Included with thermostat housing.
Applications: 3.5L. 5.0L. 2.5L. 3.3L Gas. 2.7L & 3.0L. 3.0L Diesel. 3.3L Hybrid. 2.0L W/HYBRID. 5.2L GT350, GT350R.
Other Names: Thermostat Gasket, Gasket, Engine Coolant Thermostat Housing Seal, Thermostat Seal, Thermostat Housing Gasket, Thermostat Cover...
Fits:
  • Ford:
    • Bronco,
    • C-Max,
    • Edge,
    • Escape,
    • Expedition,
    • Explorer,
    • F-150,
    • Fusion,
    • Maverick,
    • Mustang,
    • Police Interceptor Utility,
    • Police Responder Hybrid,
    • Ranger,
    • SSV Plug-In Hybrid,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Aviator,
    • Continental,
    • Corsair,
    • MKX,
    • MKZ,
    • Nautilus,
    • Navigator
MSRP $3.53
$2.27

Thermostat Housing

Part Number: BL3Z-8A586-F
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 5.0L.
Other Names: Connection Water Outlet
Replaces: BL3Z-8A586-A, BL3Z-8A586-C, BL3Z-8A586-D, BL3Z-8A586-E, BL3Z-8A586-FA
Description: F150. 5.0L, main, single alternator. F-150. Without power converter.
Fits:
  • Ford:
    • F-150
MSRP $197.18
$137.24

Thermostat Outlet

Part Number: BR3Z-18599-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 5.0L. 5.2L GT350, GT350R.
Other Names: Water Inlet, Water Outlet, Inlet Connector, Thermostat Cover, Connection Water Inlet
Description: F150. 5.0L, main, single alternator. Mustang. Without supercharger. Manual transmission. With high output.
Fits:
  • Ford:
    • F-150,
    • Mustang
MSRP $60.00
$34.80

Thermostat Housing

Part Number: ML3Z-8A586-C
Ford Ford
Notes: Includes Thermostat, Gasket, And Housing. Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.5L.
Other Names: Engine Coolant Thermostat Kit, Connection Water Outlet, rh308
Replaces: ML3Z-8A586-A, RH-303
Description: F-150. Expedition, Navigator. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $330.00
$229.68

Thermostat Housing

Part Number: KR3Z-8592-A
Ford Ford
Applications: 5.2L GT500.
Other Names: Thermostat Housing, Water Inlet, Connection Water Inlet, rh282
Description: With supercharger, main. F-150. Mustang. 5.2L.
Fits:
  • Ford:
    • F-150,
    • Mustang
MSRP $391.67
$272.60

Thermostat Outlet

Part Number: ML3Z-8592-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L.
Other Names: Water Outlet, Thermostat Outlet, Connection Water Outlet, rh304
Description: F-150. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $70.00
$48.72

Thermostat Outlet

Part Number: BR3Z-8592-Q
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L. 3.7L. 3.3L Gas. 3.3L Hybrid.
Other Names: Water Outlet, Engine Coolant Thermostat Housing, Outlet Tube, Connection Water Outlet, rh226
Fits:
  • Ford:
    • Expedition,
    • Explorer,
    • F-150,
    • Mustang,
    • Police Interceptor Utility,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Navigator
MSRP $256.67
$178.64

Thermostat Housing

Part Number: ML3Z-8A586-B
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 5.0L.
Other Names: Connection Water Outlet, rh306
Description: 5.0L, main, dual alternator. F-150. With power converter. Power inverter #2.
Fits:
  • Ford:
    • F-150
MSRP $1,837.70
$1,234.93

Thermostat Gasket

Part Number: HL3Z-8255-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L. 2.3L. 2.0L.
Other Names: Gasket, Engine Coolant Thermostat Gasket, Thermostat O-Ring, Seal Thermostat, rg640
Fits:
  • Ford:
    • Bronco,
    • Bronco Sport,
    • Edge,
    • Escape,
    • Expedition,
    • Explorer,
    • F-150,
    • Maverick,
    • Ranger
  • Lincoln:
    • Corsair,
    • Nautilus,
    • Navigator
MSRP $10.45
$6.73

Thermostat Housing Bolt

Part Number: W500100-S437
Ford Ford
Notes: Included with Supercharger. Included with thermostat unit.
Other Names: Thermostat Unit Screw, Cover Bolt, Intake Cover Bolt, Inter-Cooler Bolt, Tube Assembly Bolt, Bolt
Description: 1.0L. With supercharger. 5.2L.
Fits:
  • Ford:
    • EcoSport,
    • F-150,
    • Fiesta,
    • Focus,
    • Mustang
MSRP $12.00
$7.02
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Why Choose OEM 2023 Ford F-150 Thermostats?

OEM Fitment – Designed for perfect compatibility with your F-150’s cooling system. 

Prevents Overheating – Ensures efficient engine cooling under all driving conditions. 

Durable Construction – Built from heat-resistant, corrosion-proof materials

Efficient Operation – Opens and closes precisely to regulate coolant flow

Easy Installation – Direct bolt-on replacement with no modifications required.

Compatible 2023 Ford F-150 Models

These OEM thermostats fit: 

🔹 2023 Ford F-150 XL 

🔹 2023 Ford F-150 XLT 

🔹 2023 Ford F-150 Lariat 

🔹 2023 Ford F-150 Platinum 

🔹 2023 Ford F-150 King Ranch 

🔹 2023 Ford F-150 Tremor & Raptor

Check your trim level and engine type to ensure proper fitment.

How to Replace 2023 Ford F-150 Thermostats

Tools Required: 

✔ Socket wrench set 

✔ Coolant drain pan 

✔ Gasket scraper 

✔ Torque wrench 

✔ New thermostat and gasket

Step-by-Step Installation Guide: 

1️⃣ Drain Coolant – Place a pan under the radiator and drain the coolant to avoid spills. 

2️⃣ Remove Thermostat Housing – Use a socket wrench to unbolt the housing. 

3️⃣ Replace the Thermostat – Remove the old thermostat, clean the housing, and install the new one. 

4️⃣ Reassemble & Refill Coolant – Secure the housing, refill coolant, and check for leaks. 

5️⃣ Run Engine & Check Temperature – Start the engine and monitor temperature for proper operation.

🔧 Pro Tip: Always replace the thermostat gasket when installing a new thermostat to prevent leaks.

Signs You Need to Replace Your 2023 Ford F-150 Thermostat

🚙 Engine overheating or running too cool. 

🚙 Fluctuating temperature gauge readings

🚙 Coolant leaks near the thermostat housing. 

🚙 Poor fuel efficiency due to improper engine temperature. 

🚙 Heater blowing cold air when the engine is warm.

A faulty thermostat can cause engine damage, poor performance, and costly repairs, making timely replacement essential.

Types of 2023 Ford F-150 Thermostats

🔹 OEM Replacement Thermostat – Designed for factory performance and reliability

🔹 High-Flow Thermostat – Increases coolant circulation for better cooling under heavy loads

🔹 Low-Temperature Thermostat – Ideal for performance applications to reduce operating temperatures.

Popular Related Parts for 2023 Ford F-150

🔹 2023 Ford F-150 Radiators – Ensures efficient coolant circulation for engine cooling. 

🔹 2023 Ford F-150 Water Pumps – Maintains coolant flow to prevent overheating. 

🔹 2023 Ford F-150 Coolant Hoses – Prevents leaks and maintains proper coolant pressure.

Get Your 2023 Ford F-150 Thermostat Today!

Protect your engine from overheating and temperature fluctuations with a high-quality OEM thermostat replacement. Browse our selection and order today!

🛒 Upgrade Your Ride 🚙 – Shop Now!

FAQs About 2023 Ford F-150 Thermostats

How long do Ford F-150 thermostats last? Most thermostats last 50,000–100,000 miles, but regular inspections can help detect early failure.

Can I replace my F-150’s thermostat myself? Yes! With basic tools and coolant handling knowledge, replacing a thermostat is a manageable DIY task.

What temperature thermostat does the 2023 Ford F-150 use? Most F-150 thermostats operate at 190–195°F, but performance models may use lower temperatures.

Can a bad thermostat cause overheating? Yes, a stuck closed thermostat prevents coolant flow, leading to engine overheating.

Should I replace the coolant when installing a new thermostat? It’s recommended to flush and replace coolant for optimal cooling system performance.