Promotion: Get 20% Off Shipping on orders over $200

OEM Auto Thermostats

Shop OEM Thermostats Designed for Engine Temperature Regulation

Thermostats are cooling system components responsible for regulating engine operating temperature. By controlling the flow of coolant between the engine and radiator, the thermostat helps the engine warm up efficiently and maintain a stable temperature during operation. Over time, heat exposure and mechanical cycling can affect thermostat performance, which is why these parts are often replaced during cooling system service. At Bob Howard Parts Distribution Center, we offer OEM thermostats designed to meet manufacturer specifications.

Thermostat designs vary by engine type and cooling system layout. Opening temperature, housing design, and mounting configuration are engineered for specific applications. Selecting the correct thermostat helps ensure proper coolant flow and supports efficient engine operation.

OEM thermostats are manufactured to align with factory temperature ratings and fitment standards. Using application-specific thermostats helps reduce the risk of overheating, poor warm-up performance, or erratic temperature readings.

Before ordering a thermostat, confirm model year, engine size, and cooling system configuration. You can browse available thermostats to find options matched to your vehicle.

OEM thermostats support consistent engine temperature control and reliable cooling system performance.

193105A2A02 - : Engine Coolant Thermostat Kit for Honda Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. Civic. Accord. 2015-16. CR-V. HR-V. Coupe, sedan, 2.0L. Wagon, 2.4L, nippon.
$73.91
MSRP $107.12
Save $33.21
31% Off
19311RNAA00 - : Engine Coolant Thermostat Housing for Honda Image

Engine Coolant Thermostat Housing

1.8L. Civic.
$17.85
MSRP $25.01
Save $7.16
28.6% Off
19315RLVA51 - : Engine Coolant Thermostat Kit for Honda Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. 9 speed trans. Odyssey. Passport. 2020-26. Pilot. Ridgeline.
$52.32
MSRP $75.17
Save $22.85
30.4% Off
19320RAAA01 - : Engine Coolant Thermostat Housing for Honda Image

Engine Coolant Thermostat Housing

Vendor:fuji seiko.
$78.18
MSRP $113.31
Save $35.13
31% Off
193105A2A11 - : Engine Coolant Thermostat Kit for Honda Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. Accord. 2.4L, nippon.
$54.15
MSRP $77.79
Save $23.64
30.4% Off
12597172 - : Engine Coolant Thermostat Housing for GM Image

Engine Coolant Thermostat Housing

Repairs leaking thermostat housings
$112.28
MSRP $196.13
Save $83.85
42.8% Off
10226107 - : Engine Coolant Thermostat O-Ring for GM Image

Engine Coolant Thermostat O-Ring

Seals your vehicle's thermostat housing Helps prevent coolant from leaking from the engine This GM Genuine Part is designed, engineered,...
$8.16
MSRP $13.06
Save $4.90
37.5% Off
RT1049 - : Motorcraft Engine Coolant Thermostat for Ford Image

Motorcraft Engine Coolant Thermostat

Ford RT-1049
E100-350 vans. F250 pick-up. F350. E250-350 vans. 7.3l di diesel. F150.
$38.82
MSRP $59.82
Save $21.00
35.1% Off
RT1249 - : Motorcraft Engine Coolant Thermostat for Ford Image

Motorcraft Engine Coolant Thermostat

Ford RT-1249
Engine Cooling. F250, f350, f450, f550. 6.7L diesel. F250 super duty. F350 super duty. F450 super duty. F550 super duty. 5.2L. F-150....
$43.07
MSRP $66.36
Save $23.29
35.1% Off
RT1259 - : Motorcraft Engine Coolant Thermostat for Ford Image

Motorcraft Engine Coolant Thermostat

Ford RT-1259
Charge Air Cooling. 6.7L, auxilliary cooling system. Secondary cooling system. F250 super duty. F350 super duty. F450 super duty. F550...
$46.61
MSRP $71.82
Save $25.21
35.1% Off
3522676 - : Engine Coolant Thermostat O-Ring for GM Image

Engine Coolant Thermostat O-Ring

GM 3522676
Seals your vehicle's thermostat housing Helps prevent coolant from leaking from the engine This GM Genuine Part is designed, engineered,...
$6.94
MSRP $11.31
Save $4.37
38.6% Off
55574008 - : Thermostat Bypass Pipe Gasket for GM Image

Thermostat Bypass Pipe Gasket

1.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment...
$17.77
MSRP $26.21
Save $8.44
32.2% Off

No results found for "thermostats". Here are some helpful search tips:

  • Search by a part name. Example: water pump.
  • Be less specific. Example: brake instead of ceramic brake.
  • Remove information such as make, year or model.
  • Can't find the part you are looking for? Contact us and we'll find it for you!