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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.

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
55513549 - : F (S)Thermostat Kit for GM Image

F (S)Thermostat Kit

$39.53
MSRP $68.16
Save $28.63
42% Off
K2GZ8592A - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

$36.58
MSRP $51.67
Save $15.09
29.2% Off
JT4Z8592A - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

2.7L. F150.
$49.56
MSRP $70.00
Save $20.44
29.2% Off
3L3Z8C368E - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

4.6, 5.4L, 5.4L. 2009-14. From 05/15/2013. 2007-08.
$497.39
MSRP $727.18
Save $229.79
31.6% Off
HL3Z8A586C - : Engine Coolant Thermostat Kit for Ford Image

Engine Coolant Thermostat Kit

Expedition, Navigator. Incl.Gasket,Housing and Thermostat. F150. 3.5L with turbo, from 09/26/2016. To 01/18/2022. 2017-20.
$129.92
MSRP $186.67
Save $56.75
30.4% Off
BR3Z8592Q - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

$178.64
MSRP $256.67
Save $78.03
30.4% Off
FR3Z8575A - : Engine Coolant Thermostat Kit for Ford Image

Engine Coolant Thermostat Kit

$37.29
MSRP $57.45
Save $20.16
35.1% Off
BC3Z8592C - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

Charge Air Cooling. 6.7L diesel, auxiliary. F250, f350 super duty. Right.
$15.47
MSRP $21.67
Save $6.20
28.6% Off
BC3Z8592D - : Engine Coolant Thermostat Housing for Ford Image

Engine Coolant Thermostat Housing

Charge Air Cooling. 6.7L diesel, auxiliary. F250, f350 super duty. Left.
$15.47
MSRP $21.67
Save $6.20
28.6% Off

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