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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.

55506136 - : Thermostat Bypass Hose for GM Image

Thermostat Bypass Hose

3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$22.13
MSRP $32.62
Save $10.49
32.2% Off
55555985 - : Thermostat Housing Plug for GM Image

Thermostat Housing Plug

$6.65
MSRP $10.50
Save $3.85
36.7% Off
256002M052 - : Engine Coolant Thermostat for Hyundai Image

Engine Coolant Thermostat

Hyundai 25600-2M052
Venue. Thermostat module. Control Valve. From 07/25/2019.
$552.97
MSRP $749.48
Save $196.51
26.2% Off
255002E000 - : Engine Coolant Thermostat for Hyundai Image

Engine Coolant Thermostat

Hyundai 25500-2E000
Sedan. Elantra. Coupe. Tucson. 2.0l.
$25.76
MSRP $33.78
Save $8.02
23.7% Off
255002G670 - : Engine Coolant Thermostat for Hyundai Image

Engine Coolant Thermostat

Hyundai 25500-2G670
$31.01
MSRP $40.66
Save $9.65
23.7% Off
5048757AA - : Thermostat And Housing for Mopar Image

Thermostat And Housing

Mopar 05048757AA
$147.20
MSRP $214.00
Save $66.80
31.2% Off
68212284AA - : Thermostat Housing Tube for Mopar Image

Thermostat Housing Tube

Mopar 68212284AA
$124.20
MSRP $182.00
Save $57.80
31.8% Off
9091603138 - : Engine Coolant Thermostat for Toyota Image

Engine Coolant Thermostat

Toyota 90916-03138
Fits 4Runner, Land Cruiser, Sequoia, Tundra 4.7L. Tundra. Sequoia. From 07/2006. 4-runner. 8 cylinder.
$40.76
MSRP $57.70
Save $16.94
29.4% Off
9008011541 - : Thermostat Housing Stud for Toyota Image

Thermostat Housing Stud

Toyota 90080-11541
$1.65
MSRP $2.15
Save $0.50
23.3% Off
9091603093 - : Engine Coolant Thermostat for Toyota Image

Engine Coolant Thermostat

Toyota 90916-03093
$23.23
MSRP $31.42
Save $8.19
26.1% Off
9091603107 - : Engine Coolant Thermostat for Toyota Image

Engine Coolant Thermostat

Toyota 90916-03107
Fits Corolla Corolla.
$28.15
MSRP $38.07
Save $9.92
26.1% Off
9091603078 - : Engine Coolant Thermostat for Toyota Image

Engine Coolant Thermostat

Toyota 90916-03078
$22.62
MSRP $30.59
Save $7.97
26.1% Off

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