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2021, 2020, 2019, 2018, 2017, 2016, 2015 Subaru Impreza Engine Coolant Thermostat
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2015 - 2021 Subaru Impreza Engine Coolant Thermostat - Upper (Aisin) NEW

$ 31 .59
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

Position: Upper
Includes Thermostat Seal 50°C
Original Equipment Manufacturer
OE Engineered and Manufactured Thermostat Assemblies are Exact Replacements and Exact Temperature
Brand: Aisin
Condition: New
See Other Subaru Impreza Engine Coolant Thermostats
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Specifications & Info


Attribute Value
Flange Height 20.6
Gasket Or Seal Included Yes
Includes Jiggle Pin Check Valve No
Material Brass, Stainless Steel
Sealing Flange Outside Diameter 34.0
Start To Open Temperature 50.0

Vehicle Fitment Guide

This part fits the following vehicles:

Subaru 1 model (tapclick to expand)(tapclick to hide)
Impreza 2015-2021 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2015 - 2021 H4 2.0L AWD Automatic CVT & Manual
Base Sedan 2015 - 2021 H4 2.0L AWD Automatic CVT & Manual
Convenience Hatchback 2017 - 2021 H4 2.0L AWD Automatic CVT & Manual
Convenience Sedan 2017 - 2021 H4 2.0L AWD Automatic CVT & Manual
I Limited Hatchback 2015 - 2016 H4 2.0L AWD Automatic CVT
I Limited Sedan 2015 - 2016 H4 2.0L AWD Automatic CVT
I Sport Hatchback 2015 - 2016 H4 2.0L AWD Automatic CVT
I Sport Sedan 2015 - 2016 H4 2.0L AWD Automatic CVT
Limited Hatchback 2015 - 2021 H4 2.0L AWD Automatic CVT
Limited Sedan 2015 - 2021 H4 2.0L AWD Automatic CVT
Premium Hatchback 2015 - 2021 H4 2.0L AWD Automatic CVT
Premium Sedan 2017 H4 2.0L AWD Manual
Premium Sedan 2015 - 2021 H4 2.0L AWD Automatic CVT
Sport Hatchback 2017 - 2021 H4 2.0L AWD Manual
Sport Hatchback 2015, 2017 - 2021 H4 2.0L AWD Automatic CVT
Sport Sedan 2017 - 2021 H4 2.0L AWD Automatic CVT & Manual
Sport Limited Hatchback 2015 - 2016 H4 2.0L AWD Automatic CVT
Sport Premium Hatchback 2015 - 2016 H4 2.0L AWD Automatic CVT & Manual
Sport-tech Hatchback 2019 - 2021 H4 2.0L AWD Manual
Sport-tech Hatchback 2018 - 2021 H4 2.0L AWD Automatic CVT
Sport-tech Sedan 2019 - 2021 H4 2.0L AWD Manual
Sport-tech Sedan 2018 - 2021 H4 2.0L AWD Automatic CVT
Touring Hatchback 2015 - 2021 H4 2.0L AWD Automatic CVT & Manual
Touring Sedan 2017 - 2021 H4 2.0L AWD Automatic CVT & Manual
i Hatchback 2015 - 2016 H4 2.0L AWD Automatic CVT
i Sedan 2015 - 2016 H4 2.0L AWD Automatic CVT
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies, in plain English.

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
OE Engineered and Manufactured Thermostat Assemblies are Exact Replacements and Exact Temperature

Fits Years: 2015 2016 2017 2018 2019 2020 2021

Fits Models: Impreza

Expert Guides

A Practical Guide to the Engine Coolant Thermostat for the 2016-2023 Subaru Impreza

Understand the signs of a failing thermostat and learn how to choose the right replacement for your Impreza's engine.

 Read Full Guide →

Related Trouble Codes (OBD-II)

5 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
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