OEM Toyota Thermostats

1632120010 - : Housing for Toyota Image

Housing

Toyota 16321-20010
3.0L. Camry. 2.2L, us built. 3.0 & 3.3L. To 01/2003. 6 cylinder.
$88.76
MSRP $124.07
Save $35.31
28.5% Off
1632576010 - : Gasket for Toyota Image

Gasket

Toyota 16325-76010
Water Inlet Housing, No. 1; Water Inlet Housing, No. 2. Fits 4Runner, Previa, T100, Tacoma...
$6.41
MSRP $8.97
Save $2.56
28.5% Off
1632347010 - : Housing for Toyota Image

Housing

Toyota 16323-47010
IQ.
$39.26
MSRP $54.87
Save $15.61
28.4% Off
163210W010 - : Water Inlet for Toyota Image

Water Inlet

Toyota 16321-0W010
2.4 & 2.7L. 2.7L, water inlet. 4 cylinder.
$46.99
MSRP $65.69
Save $18.70
28.5% Off
1603121010 - : Water Inlet for Toyota Image

Water Inlet

Toyota 16031-21010
Incl.Gasket,Housing and Thermostat. Prius C. With thermostat.
$50.09
MSRP $70.01
Save $19.92
28.5% Off
1632331040 - : Housing for Toyota Image

Housing

Toyota 16323-31040
$73.05
MSRP $102.11
Save $29.06
28.5% Off
1633146041 - : Engine Coolant Outlet Flange for Toyota Image

Engine Coolant Outlet Flange

Toyota 16331-46041
Supra. Without turbo.
$46.28
MSRP $64.68
Save $18.40
28.4% Off
1633165011 - : Engine Coolant Outlet Flange for Toyota Image

Engine Coolant Outlet Flange

Toyota 16331-65011
To Radiator Hose. Pick-up. 6 cylinder. 4-runner. 6 cylinder.
$51.28
MSRP $71.67
Save $20.39
28.4% Off
1632637020 - : Engine Coolant Water Inlet Gasket for Toyota Image

Engine Coolant Water Inlet Gasket

Toyota 16326-37020
O-Ring. Without prime, 2016-20. Prius V. Prius Prime. Corolla. With prime, 2017-20. 1.8L hybrid, reservoir & hoses. Prius AWD-e. With...
$5.34
MSRP $7.47
Save $2.13
28.5% Off
1632562010 - : Gasket,  Water Inlet Housing,  No. 1 for Toyota Image

Gasket, Water Inlet Housing, No. 1

Toyota 16325-62010
$6.53
MSRP $9.14
Save $2.61
28.6% Off
163250T030 - : Gasket,  Water Inlet Housing,  No. 1 for Toyota Image

Gasket, Water Inlet Housing, No. 1

Toyota 16325-0T030
$6.41
MSRP $8.97
Save $2.56
28.5% Off
1632637030 - : Housing Gasket for Toyota Image

Housing Gasket

Toyota 16326-37030
With valvematic eng. C-HR. Thermostat & hoses. IM.
$5.22
MSRP $7.30
Save $2.08
28.5% Off

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Everything You Should Know About Thermostats

The thermostat regulates the flow of coolant to keep your Toyota’s engine at its ideal operating temperature. Whether you drive a reliable Toyota 4Runner or another model, this small part prevents overheating and ensures optimal engine efficiency.

How a Thermostat Works

When your engine starts cold, the thermostat remains closed to help the engine warm up quickly. Once the desired temperature is reached, it opens to circulate coolant through the radiator. If the thermostat fails, your engine may overheat or take longer to reach operating temperature. Pairing your thermostat with properly functioning valve covers helps maintain overall engine health.

Key Benefits of a Thermostat

  • Regulates coolant temperature efficiently.
  • Prevents overheating and improves longevity.
  • Ensures smoother cold starts.
  • Enhances heater performance during winter.
  • Maintains consistent engine performance.

Basic Maintenance Tips for Thermostats

  1. Check coolant levels regularly to prevent air pockets.
  2. Replace the thermostat if your temperature gauge fluctuates.
  3. Use high-quality coolant recommended for your Toyota.
  4. Inspect for leaks around the thermostat housing.
  5. Flush the cooling system periodically for best results.

Related Parts to Check

  • Water pump: Circulates coolant through the system.
  • Radiator hose: Transfers coolant between engine and radiator.
  • Temperature sensor: Monitors coolant heat levels.
  • Radiator cap: Maintains correct pressure in the system.
  • Valve cover gasket: Keeps engine oil sealed and protected.

Keep your cooling system running smoothly with genuine Toyota components. For the best selection and pricing, contact Toyota Parts Express. We guarantee factory-built thermostats designed for reliability.