Hyundai Thermostats

Understanding How Thermostats Keep Your Engine Cool

The thermostat is a small but critical component that regulates engine temperature. By controlling coolant flow, it ensures your Hyundai’s engine maintains the right operating temperature for efficiency and longevity. Whether you drive a reliable Hyundai Tucson or another model, the thermostat keeps your powertrain running at peak performance.

How the Thermostat Functions

When your engine is cold, the thermostat stays closed to allow faster warm-up. Once optimal temperature is reached, it opens to circulate coolant through the radiator. If it fails, your engine can overheat or run inefficiently. Replacing your thermostat along with your radiator can prevent costly engine repairs and improve reliability.

Top Benefits of a Properly Working Thermostat

  • Maintains consistent engine temperature.
  • Prevents overheating and performance loss.
  • Improves heater operation in cold weather.
  • Ensures optimal fuel efficiency.
  • Protects internal engine components from wear.

Basic Maintenance Tips for Thermostats

  1. Check coolant levels regularly to avoid overheating.
  2. Replace the thermostat during cooling system service.
  3. Inspect for leaks or rust around the housing.
  4. Use OEM coolant for proper flow and protection.
  5. Flush the system periodically to remove buildup.

Related Parts to Check

  • Radiator: Cools the engine by dissipating heat.
  • Water pump: Circulates coolant through the engine.
  • Temperature sensor: Monitors coolant temperature.
  • Coolant reservoir: Stores excess coolant safely.
  • Heater core: Transfers heat to the cabin air.

Need genuine Hyundai parts? For factory-built performance and lasting reliability, contact OEM Hyundai Parts. We guarantee authentic Hyundai thermostats for precise fit and dependable performance.

256302G700 - : Thermostat Cover for Hyundai Image

Thermostat Cover

Hyundai 25630-2G700
Sonata. Tucson. 2.4l. Santa Fe. 2.4l. 2.0L. 2014-15, 2.4L. 2010-13.
$25.44
MSRP $35.68
Save $10.24
28.7% Off
2563123501 - : Thermostat Outlet for Hyundai Image

Thermostat Outlet

Hyundai 25631-23501
Upper. Elantra. Tucson. 2.0l.
$31.04
MSRP $43.53
Save $12.49
28.7% Off
256003C660 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25600-3C660
3.8L.
$513.35
MSRP $732.73
Save $219.38
29.9% Off
256003L101 - : Thermostat Unit for Hyundai Image

Thermostat Unit

Hyundai 256003l101
3.8L, 2018-20. Incl.Gaskets,Qty.2 Housings and Thermostat.
Not For Sale
256312B057 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25631-2B057
2018-21. Kona. 1.6L. Veloster. Elantra GT.
$31.04
MSRP $43.53
Save $12.49
28.7% Off
256002G600 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25600-2G600
Sonata. 2.4L, 2009-10.
$301.15
MSRP $426.08
Save $124.93
29.3% Off
256302J601 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25630-2J601
Sonata. From 9/24/20. 2.0L, fm 09/24/2020.
$189.92
MSRP $268.71
Save $78.79
29.3% Off
2562038005 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25620-38005
Sonata. 2.4l.
$92.43
MSRP $129.63
Save $37.20
28.7% Off
2562038020 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25620-38020
From 05/11/2001. Sonata. 2.4l. To 3/1/02.
$85.16
MSRP $119.44
Save $34.28
28.7% Off
2562026000 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25620-26000
Dohc.
$64.80
MSRP $90.89
Save $26.09
28.7% Off
256002S001 - : Thermostat Housing for Hyundai Image

Thermostat Housing

Hyundai 25600-2S001
Santa Fe. Tucson. Engine coolant. Sonata. 2.5L, us built. 2.5L turbo.
$131.43
MSRP $185.95
Save $54.52
29.3% Off

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