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Home > Subaru > Impreza WRX STi > Oxygen Sensors > 2008-2010 Subaru Impreza WRX STi Downstream O2 Oxygen Sensor for H4 2.5L Turbo (Walker Products)

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2008 - 2010 Subaru Impreza WRX STi Downstream O2 Oxygen Sensor for H4 2.5L Turbo (Walker Products)


In Stock (Ships same day for orders placed by 3 PM ET)

List Price:$197.16
Our Price: $74.95
 (You Save $122.21)

Free Ground Shipping
Part Number: WKEOS00067

Welcome Message from 1A Auto

Walker Products Oxygen Sensor: 250-24440

Walker Products, an ISO 9001-2008 / TS16949 certified company, specializes in the manufacturing and distribution of Fuel System Components and Automotive Engine Management products. Walker is committed to meeting or exceeding OEM or equivalent standards and specifications. This effort is backed by Walker's own manufacturing, product management and engineering expertise.


  • Brand New Walker Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (27.5 Inches)
  • Downstream Sensor
  • 4 wire configuration
  • Replaces dealer part numbers: 32005986, 32 00 59 86, 32005987, 32 00 59 87, 32005988, 32 00 59 88, 32010413, 32 01 04 13, 22690AA45C, 22690 AA45C, 22690AA490, 22690 AA490, 22690AA491, 22690 AA491, 22690AA500, 22690 AA500, 22690AA501, 22690 AA501, 22690AA520, 22690 AA520, 22690AA53B, 22690 AA53B, 22690AA560, 22690 AA560, 22690AA56A, 22690 AA56A, 22690AA69A, 22690 AA69A, 22690AA70A, 22690 AA70A, 22690AA810, 22690 AA810, 22690AA81A, 22690 AA81A, 22690AA850, 22690 AA850, 22690AA85A, 22690 AA85A
  • Built and tested to strict quality control standards

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to fail an emission test then this is the part for you.

Note:  You may be required to reset the vehicle’s computer after installation of this part.

1 Year Warranty

This item is backed by a 1 Year Manufacturers Warranty. In the event this item should fail during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

Part Brand: Walker Products # 250-24440

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