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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.

194105G2A00 - : Engine Coolant Outlet Flange for Honda Image

Engine Coolant Outlet Flange

Accord. Coupe. Manual trans.
$264.75
MSRP $387.06
Save $122.31
31.6% Off
1941058KH00 - : Engine Coolant Outlet Flange for Acura Image

Engine Coolant Outlet Flange

MDX. Engine cooling, 3.0l. RDX.
$512.46
MSRP $749.21
Save $236.75
31.6% Off
163210V040 - : Water Inlet for Toyota Image

Water Inlet

Toyota 16321-0V040
Highlander. 2.7L, us built. Engine # 0xxxxxx-6xxxxxx. Engine # exxxxxx-gxxxxxx. 2.7L, japan built.
$38.18
MSRP $54.04
Save $15.86
29.3% Off
1633174220 - : Engine Coolant Outlet Flange for Toyota Image

Engine Coolant Outlet Flange

Toyota 16331-74220
Exc.Japan Built. RAV4. Housing. Without water outlet plug. 2.2L. Type b. From 12/1997.
$79.08
MSRP $112.43
Save $33.35
29.7% Off
11060ET80A - : Water Outlet for Nissan Image

Water Outlet

Nissan 11060-ET80A
Control Valve. Rogue, Rogue Select. Sentra. Auto trans.
$105.60
MSRP $149.15
Save $43.55
29.2% Off
19410R9SA00 - : Engine Coolant Outlet Flange for Acura Image

Engine Coolant Outlet Flange

RLX hybrid. Engine cooling, with hybrid.
$415.23
MSRP $607.07
Save $191.84
31.6% Off
194105J6A00 - : Engine Coolant Outlet Flange for Acura Image

Engine Coolant Outlet Flange

MDX. Engine cooling.
$309.94
MSRP $445.30
Save $135.36
30.4% Off
19410RDJA01 - : Engine Coolant Outlet Flange for Honda Image

Engine Coolant Outlet Flange

Pilot. Vtec. Ridgeline. Odyssey. Lx, ex.
$477.69
MSRP $698.39
Save $220.70
31.6% Off
19410RYEA00 - : Engine Coolant Outlet Flange for Acura Image

Engine Coolant Outlet Flange

MDX.
$230.55
MSRP $331.26
Save $100.71
30.4% Off
19410R70L00 - : Engine Coolant Outlet Flange for Acura Image

Engine Coolant Outlet Flange

TL. TSX. 3.5L. RDX.
$711.91
MSRP $1,040.80
Save $328.89
31.6% Off
1633174170 - : Engine Coolant Outlet Flange for Toyota Image

Engine Coolant Outlet Flange

Toyota 16331-74170
RAV4. Housing. 2.2L.
$81.65
MSRP $116.09
Save $34.44
29.7% Off
80569TEAQ11 - : HVAC Evaporator Temperature Switch for Honda Image

HVAC Evaporator Temperature Switch

Clarity. With electric.
$19.98
MSRP $28.00
Save $8.02
28.6% Off

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