2017 Subaru Crosstrek Thermostats – OEM Precision for Consistent Cooling

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Thermostats for 2017 Crosstrek – Engineered for Efficiency and Protection

Your 2017 Subaru Crosstrek relies on its thermostat to regulate engine temperature—keeping it in the ideal operating range for fuel efficiency and engine longevity. A stuck or failing thermostat can cause your engine to overheat or run too cool, leading to poor performance and increased wear.

OEM thermostats are designed to open and close at the exact temperature Subaru intended, offering reliable operation, fast warm-up, and consistent cooling. Made with corrosion-resistant materials and tested for extreme conditions, they offer the peace of mind only factory parts can provide.

21210AA260 - : Thermostat for Subaru Image

Thermostat

Subaru 21210AA260
2.5L. Legacy, Outback. Thermostat - Subaru (21210AA260) The Thermostat - Subaru (21210AA260) is a genuine OEM engine cooling...
$27.45
MSRP $39.43
Save $11.98
30.4% Off
11060AA260 - : Thermostat Housing for Subaru Image

Thermostat Housing

Subaru 11060AA260
Forester. Lower. 2.5L without turbo, 2011-13. Impreza. 2.5L without turbo, 2013-14. With hybrid. BRZ. Legacy. Outback. Crosstrek.
$19.70
MSRP $28.30
Save $8.60
30.4% Off
21236AA050 - : Thermostat Gasket for Subaru Image

Thermostat Gasket

Subaru 21236AA050
Forester. 2.5L without turbo, 2011-13. Impreza. Legacy/Outback. Crosstrek. BRZ.
$3.06
MSRP $4.40
Save $1.34
30.5% 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
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
11060AA270 - : Engine Coolant Thermostat Housing for Subaru Image

Engine Coolant Thermostat Housing

Subaru 11060AA270
Transmission Cooling. Legacy, Outback. Impreza. Without hybrid. Crosstrek.
$14.56
MSRP $20.92
Save $6.36
30.4% Off
21236AA091 - : Engine Coolant Thermostat Gasket for Subaru Image

Engine Coolant Thermostat Gasket

Subaru 21236AA091
Transmission Cooling.
$5.72
MSRP $8.22
Save $2.50
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
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 consistent engine temperature to avoid overheating or underheating. 

Durable Construction – Made with heat-resistant metal and reliable rubber seals. 

Efficient Operation – Opens and closes at factory-calibrated temperature ranges. 

Easy Installation – Direct-fit design simplifies the replacement process.

Compatible Subaru Crosstrek Trims

These OEM thermostats are compatible with the following 2017 Crosstrek models:

  • Crosstrek 2.0i

  • Crosstrek 2.0i Premium

  • Crosstrek 2.0i Limited

  • Crosstrek Hybrid (verify exact thermostat part number)

Always confirm compatibility using your VIN or OEM part number, especially for hybrid models which may use a different cooling configuration.

Signs Your 2017 Crosstrek Needs a New Thermostat

🚙 Temperature gauge rising too high or fluctuating 

🚙 Poor cabin heat performance in cold weather 

🚙 Engine overheating or running too cool 

🚙 Coolant leaks near thermostat housing 

🚙 Check Engine Light related to engine temperature

A faulty thermostat can lead to major engine issues—replacing it early protects your Crosstrek's long-term health.

How to Replace a Thermostat on a 2017 Crosstrek

Tools Needed: 

✔ Socket and ratchet set 

✔ Gasket scraper 

✔ Drain pan 

✔ Torque wrench 

✔ Subaru-approved coolant

Installation Steps:

  1. Drain Coolant – Lower coolant level below thermostat height.

  2. Remove Thermostat Housing – Clean all sealing surfaces thoroughly.

  3. Remove Old Thermostat – Check for stuck-open or corrosion damage.

  4. Install New OEM Thermostat – Use a new gasket or seal for leak-free performance.

  5. Reinstall Housing and Refill Coolant – Torque bolts to spec and bleed air from the system.

Popular Related Parts for 2017 Crosstrek

🔹 2017 Crosstrek Radiator Hoses – Replace cracked or swollen hoses during cooling service 

🔹 2017 Crosstrek Coolant Temperature Sensor – Ensure accurate readings for engine control 

🔹 2017 Crosstrek Radiator Cap – Maintain system pressure and coolant flow 

🔹 2017 Crosstrek Water Pump – Circulates coolant and should be inspected during thermostat replacement 

🔹 2017 Crosstrek Engine Coolant – Use Subaru-approved formula for long-term protection

Get Your 2017 Crosstrek Thermostats Today!

Avoid overheating, extend engine life, and maintain consistent performance with OEM thermostats designed specifically for your Subaru Crosstrek. They’re the smart choice for worry-free cooling system maintenance.

🛒 Order Now for Factory-Perfect Cooling Control

FAQs About 2017 Crosstrek Thermostats

How often should I replace my thermostat? Typically every 100,000 km or sooner if symptoms appear.

Can a bad thermostat affect fuel economy? Yes—if the engine runs too cold, it consumes more fuel and reduces efficiency.

Should I replace the gasket when changing the thermostat? Absolutely—always use a new gasket or seal to prevent coolant leaks.

Is bleeding air from the cooling system necessary? Yes—trapped air can cause overheating and erratic temperature readings.

Why choose OEM over aftermarket thermostats? OEM thermostats offer factory-calibrated temperature control and proven reliability, reducing the risk of early failure.