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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.

1L2Z8255AA - : Engine Coolant Thermostat Housing Gasket for Ford Image

Engine Coolant Thermostat Housing Gasket

O-Ring. 4.0L, 2001-11. Explorer, Mountaineer. 4.0l. With sport, sport trac. From 7/24/01. From 07/24/2000. Explorer Sport Trac. 4.0l....
$5.72
MSRP $8.60
Save $2.88
33.5% Off
W500100S437 - : Engine Coolant Thermostat Housing Bolt for Ford Image

Engine Coolant Thermostat Housing Bolt

1.0L. With supercharger. 5.2L.
$7.26
MSRP $12.00
Save $4.74
39.5% Off
1125E0291 - : Engine Coolant Thermostat Housing Bolt for Nissan Image

Engine Coolant Thermostat Housing Bolt

Nissan 01125-E0291
Housing,mount bolt.
$5.11
MSRP $6.87
Save $1.76
25.6% Off
1632536010 - : Engine Coolant Thermostat Housing Seal for Toyota Image

Engine Coolant Thermostat Housing Seal

Toyota 16325-36010
O-Ring. 2.5L. Camry Hybrid. Avalon hybrid.
$5.62
MSRP $7.30
Save $1.68
23% Off
3L3Z8C388AC - : Engine Coolant Thermostat Housing Gasket for Ford Image

Engine Coolant Thermostat Housing Gasket

Lower Thermostat Housing. 6.8L. 4.6, 5.4L, 5.4L. 2009-14. 5.4l ohv. 2007-08. To 09/15/2004. From 09/02/2003. From 09/15/2004. To...
$20.94
MSRP $32.00
Save $11.06
34.6% Off
N605893S437 - : Engine Coolant Thermostat Housing Bolt for Ford Image

Engine Coolant Thermostat Housing Bolt

5.4L.
$2.48
MSRP $4.00
Save $1.52
38% Off
W500414S439 - : Engine Coolant Thermostat Housing Bolt for Ford Image

Engine Coolant Thermostat Housing Bolt

6.7L, auxilliary cooling system. Water outlet,screw. Auxiliary, 2020-22. Secondary cooling system. 2.0L. Water outlet,bolt. Auxiliary,...
$34.81
MSRP $59.00
Save $24.19
41% Off
W707083S437 - : Engine Coolant Thermostat Housing Bolt for Ford Image

Engine Coolant Thermostat Housing Bolt

6.7L, m6. All Required. 6mm. 6.7L, m6x98mm.
$3.10
MSRP $5.00
Save $1.90
38% Off
68676480AA - : Engine Coolant Thermostat, Cylinder Head for Mopar Image

Engine Coolant Thermostat, Cylinder Head

Mopar 68676480AA
After 04/16/12. Primary. See Catalog Note. Secondary. After 04/06/12. 170 Degrees Fahrenheit.
$59.74
MSRP $85.95
Save $26.21
30.5% Off
90105A0338 - : Engine Coolant Thermostat Housing Bolt for Toyota Image

Engine Coolant Thermostat Housing Bolt

Toyota 90105-A0338
2.4L. 2.0L hybrid, radiator & mounting. 2.5L. 2.0L reservoir & hoses. Hatchback,. Sedan, 2.0L.
$1.01
MSRP $1.31
Save $0.30
22.9% Off
9008017237 - : Engine Coolant Thermostat Housing Nut for Toyota Image

Engine Coolant Thermostat Housing Nut

Toyota 90080-17237
3.0 & 3.3L. 3.0L.
$3.44
MSRP $4.47
Save $1.03
23% Off
12647181 - : Engine Coolant Thermostat Housing Seal for GM Image

Engine Coolant Thermostat Housing Seal

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.50
MSRP $7.72
Save $2.22
28.8% Off

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