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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.

1632538010 - : Engine Coolant Thermostat Housing Gasket for Toyota Image

Engine Coolant Thermostat Housing Gasket

Toyota 16325-38010
Sequoia. To water inlet. 5.7L.
$2.55
MSRP $3.31
Save $0.76
23% Off
9012606022 - : Engine Coolant Thermostat Housing Stud for Toyota Image

Engine Coolant Thermostat Housing Stud

Toyota 90126-06022
Upper. 2.4L.
$2.42
MSRP $3.14
Save $0.72
22.9% Off
SU00302198 - : Engine Coolant Thermostat Housing Bolt for Toyota Image

Engine Coolant Thermostat Housing Bolt

Toyota SU003-02198
$1.91
MSRP $2.30
Save $0.39
17% Off
1BP02213AA - : Engine Coolant Thermostat Housing Assembly for bproauto Image

Engine Coolant Thermostat Housing Assembly

bproauto 1BP02213AA
An assembly where the Engine Coolant Housing and Thermostat are pre-assembled and where the Thermostat is not serviced separately.
$165.60
MSRP $184.00
Save $18.40
10% Off
RG621 - : Motorcraft Engine Coolant Thermostat Gasket for Ford Image

Motorcraft Engine Coolant Thermostat Gasket

Ford RG-621
3.0L. 2 Hole Pattern.
$7.56
MSRP $11.36
Save $3.80
33.5% Off
RT1221 - : Motorcraft Engine Coolant Thermostat Kit for Ford Image

Motorcraft Engine Coolant Thermostat Kit

Ford RT-1221
$42.13
MSRP $64.91
Save $22.78
35.1% Off
RG571 - : Motorcraft Engine Coolant Thermostat Gasket for Ford Image

Motorcraft Engine Coolant Thermostat Gasket

Ford RG-571
$3.08
MSRP $4.51
Save $1.43
31.7% Off
RH144 - : Motorcraft Engine Coolant Thermostat Housing for Ford Image

Motorcraft Engine Coolant Thermostat Housing

Ford RH-144
Clip In Sensor. Qty.2. Ranger. 4.0l. With 2 ports. Explorer, Mountaineer. 4.0l. With sport, sport trac. From 7/24/00. Lower. From...
$52.63
MSRP $74.33
Save $21.70
29.2% Off
RH270 - : Motorcraft Engine Coolant Thermostat Housing for Ford Image

Motorcraft Engine Coolant Thermostat Housing

Ford RH-270
$36.58
MSRP $51.67
Save $15.09
29.2% Off
CM5Z8255A - : Engine Coolant Thermostat Housing Gasket for Ford Image

Engine Coolant Thermostat Housing Gasket

Thermostat Location-Cylinder Head. 1.0L. EcoSport. Fiesta. Focus.
$7.36
MSRP $11.05
Save $3.69
33.4% Off
4M5Z8255A - : Engine Coolant Thermostat Housing O-Ring for Ford Image

Engine Coolant Thermostat Housing O-Ring

O-Ring. Escape. Transit Connect van. 1.6L. Fiesta. With turbo. Fusion.
$36.58
MSRP $51.67
Save $15.09
29.2% Off
RT1193 - : Motorcraft Engine Coolant Thermostat Kit for Ford Image

Motorcraft Engine Coolant Thermostat Kit

Ford RT-1193
$31.42
MSRP $48.00
Save $16.58
34.5% Off

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