2024 Subaru Crosstrek Thermostats – Ensure Engine Longevity with OEM Precision

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Keep Your 2024 Crosstrek Engine Running at the Right Temperature

Your 2024 Subaru Crosstrek's thermostat is a small part with a big role—regulating coolant flow to maintain the optimal engine temperature. When a thermostat sticks open or closed, it can cause your engine to run too cool or overheat, leading to poor performance, reduced fuel efficiency, and even long-term engine damage.

Genuine OEM thermostats are engineered to match Subaru’s factory specifications. They respond precisely to temperature changes and are built with corrosion-resistant materials that stand up to years of use under varying conditions.

Don’t take chances with aftermarket parts. An OEM thermostat ensures the consistent performance your Crosstrek was designed for.

21210AA291 - : Thermostat for Subaru Image

Thermostat

Subaru 21210AA291
Forester. Legacy, Outback. Crosstrek. Transmission Cooling. Incl.Gasket. 2.5L. Engine Coolant Thermostat - Subaru (21210AA291)...
$27.45
MSRP $39.43
Save $11.98
30.4% Off
21236AA070 - : Thermostat Gasket for Subaru Image

Thermostat Gasket

Subaru 21236AA070
Engine Cooling. Front. Ascent. WRX. Forester. With turbo. 2.0L hybrid. Impreza. With hybrid, lower. Crosstrek.
$3.06
MSRP $4.40
Save $1.34
30.5% Off
11060AA390 - : Thermostat Cover for Subaru Image

Thermostat Cover

Subaru 11060AA390
2.5L, thermostat. 2.5L, upper. Crosstrek. 2.5L, 2024-25. Impreza.
$14.56
MSRP $20.92
Save $6.36
30.4% Off
21210AA191 - : Engine Coolant Thermostat for Subaru Image

Engine Coolant Thermostat

Subaru 21210AA191
XV Crosstrek. Engine Coolant Thermostat - Subaru (21210AA191) The Engine Coolant Thermostat - Subaru (21210AA191) is a...
$23.32
MSRP $33.50
Save $10.18
30.4% Off
21210AA221 - : Engine Coolant Thermostat for Subaru Image

Engine Coolant Thermostat

Subaru 21210AA221
$27.45
MSRP $39.43
Save $11.98
30.4% Off
21210AA300 - : Engine Coolant Thermostat for Subaru Image

Engine Coolant Thermostat

Subaru 21210AA300
Impreza. Engine block. Crosstrek. 2.0L hybrid. Engine Cooling. Incl.Gasket. With hybrid.
$26.10
MSRP $37.50
Save $11.40
30.4% Off
21236AA101 - : Engine Coolant Thermostat Gasket for Subaru Image

Engine Coolant Thermostat Gasket

Subaru 21236AA101
Transmission Cooling. Rear. Legacy, Outback. BRZ. Forester. Impreza. Crosstrek. 2.5L, 2024-25. 2.0L. from 07/13/2022.
$4.35
MSRP $6.25
Save $1.90
30.4% Off
11060AA300 - : Engine Coolant Thermostat Housing for Subaru Image

Engine Coolant Thermostat Housing

Subaru 11060AA300
Engine Cooling. Front. Ascent. Impreza. Crosstrek. WRX. 2.0L hybrid. Forester. With turbo. 2.5L, lower. Engine Coolant Thermostat...
$27.83
MSRP $39.98
Save $12.15
30.4% Off
11060AA360 - : Engine Coolant Thermostat Housing for Subaru Image

Engine Coolant Thermostat Housing

Subaru 11060AA360
Transmission Cooling. Rear. Without hybrid, upper. Forester. 2.0L. Impreza. WRX. Off water pipe. Crosstrek.
$14.56
MSRP $20.92
Save $6.36
30.4% Off
800606980 - : Pulley Bolt for Subaru Image

Pulley Bolt

Subaru 800606980
2.4L turbo. 2.5L without turbo, 2011-13. 2.5L without turbo, 2013-14. 2.0L hybrid. With hybrid.
$0.42
MSRP $0.72
Save $0.30
41.7% Off
808206210 - : Water Pump Bolt for Subaru Image

Water Pump Bolt

Subaru 808206210
2.5L, thermostat. 2.4L turbo. 2.5L without turbo.
$0.65
MSRP $1.12
Save $0.47
42% Off
808206040 - : Water Pump Bolt for Subaru Image

Water Pump Bolt

Subaru 808206040
3.6L. 2.0L hybrid. With hybrid. 2.5L, 2024-25.
$1.39
MSRP $2.00
Save $0.61
30.5% Off
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Why Choose OEM Thermostats?

OEM Fitment – Designed for factory specifications to ensure precise performance 

Prevents Failures – Maintains optimal operation and longevity 

Durable Construction – Made from high-quality, corrosion-resistant materials 

Efficient Operation – Ensures proper function and system protection 

Easy Installation – Direct bolt-on replacement with no modifications required

Compatible Trims for 2024 Crosstrek

These OEM thermostats are compatible with the following 2024 Subaru Crosstrek trims:

  • Crosstrek Base

  • Crosstrek Premium

  • Crosstrek Sport

  • Crosstrek Limited

  • Crosstrek Wilderness

Note: Thermostat configurations may vary slightly depending on engine size and region. Always confirm part compatibility using your VIN or OE number.

Symptoms of a Failing Thermostat

✔ Engine temperature fluctuates or overheats 

✔ Cabin heater blows cold air at idle 

✔ Coolant leaks near thermostat housing 

✔ Check engine light related to coolant temperature 

✔ Reduced fuel efficiency or sluggish engine performance

A faulty thermostat can compromise your Crosstrek’s cooling system and lead to costly repairs if ignored.

Installation Notes for DIY Enthusiasts

Replacing a thermostat is a moderate DIY task, especially with proper tools and a step-by-step guide. Be sure to drain the coolant and follow torque specifications carefully when resealing the thermostat housing.

Tools Required: 

✔ Socket and ratchet set 

✔ Drain pan for coolant 

✔ Gasket scraper or cleaning tool 

✔ New thermostat gasket/seal 

✔ Torque wrench

Pro Tip: Always refill with the correct Subaru coolant type and bleed air from the system after installation.

Popular Related Parts for 2024 Crosstrek

🔹 2024 Crosstrek Radiator Hoses – Replace brittle hoses during cooling system service 

🔹 2024 Crosstrek Thermostat Housing – Ensure a leak-free seal with a new housing if damaged 

🔹 2024 Crosstrek Coolant Temperature Sensors – Accurate readings for fan and gauge operation 

🔹 2024 Crosstrek Water Pumps – Pair with thermostat replacement for full cooling system refresh 

🔹 2024 Crosstrek Radiators – Maintain efficient cooling in all climates

Get Your 2024 Crosstrek Thermostats Today!

Protect your engine and drive with confidence using OEM thermostats that meet Subaru’s rigorous quality standards.

🛒 Cool Smart – Shop OEM Crosstrek Thermostats Now!

FAQs About 2024 Subaru Crosstrek Thermostats

❓ How often should a thermostat be replaced? Most thermostats last 80,000–120,000 km but should be inspected during cooling system service or if symptoms arise.

❓ Can I drive with a bad thermostat? It’s not recommended—driving with a stuck thermostat can lead to overheating, engine damage, or poor fuel economy.

❓ Do I need to replace the gasket when installing a new thermostat? Yes—always replace the gasket or seal to ensure a leak-free installation.

❓ What temperature rating should my thermostat have? OEM thermostats are typically rated between 82°C and 90°C, depending on your engine configuration. Always match your original spec.

❓ Why choose OEM over aftermarket thermostats? OEM thermostats provide exact fitment, reliable temperature response, and longer life—especially in Subaru's boxer engine designs.