This Oxygen O2 Sensor is a new, aftermarket replacement part that has the following specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (14.6 Inches)
  • Replaces many dealer part numbers including: 3921023710, 3921023750
  • Upstream or Downstream Sensor as listed per applications
  • Heated
  • 4 wire configuration
  • 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 run badly or fail an emission test then this is the part for you.

Our electrical and electronic parts are subject to strict quality control testing .  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

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

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects 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.

  1. step : Removing the Oxygen Sensor (0:34)
    • Raise and secure the vehicle
    • Disconnect the oxygen sensor wiring harness
    • Loosen the oxygen sensor with a 7/8 inch wrench
    • Attach another wrench to the 7/8 inch wrench for leverage if necessary
    • Pull out the oxygen sensor
  2. step : Installing the New Oxygen Sensor (1:37)
    • Apply anti-seize fluid to the threads of the new oxygen sensor
    • Thread in the new oxygen sensor
    • Tighten the new oxygen sensor with the 7/8 inch wrench
    • Connect the oxygen sensor wiring harness
    • Lower the vehicle to the ground

Tools needed for replacement:

    General Tools

  • Floor Jack
  • Jack Stands

  • Materials, Fluids, and Supplies

  • Anti-Seize Grease

  • Wrenches - SAE

  • Complete SAE Wrench Set

5.0 / 5.0
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Philly First Timer
Ok IV'E BEEN CHECKING OUT THE 1 A AUTO SITE FOR A WHILE > CHECKING OUT THE VIDEOS AND INVENTORY FOR OUR CARS SECOND ORDER COMING SOON .
November 14, 2017
Purchased
3 months ago
o2 sensor
the part fit perfectly, received very fast, great price.
July 24, 2017
Purchased
7 months ago
Best Customer Service
I will not buy parts from anyone else but 1AAUTO...I end up ordering a wrong part and they were on top of it and didn't give me the run around as you would think ordering online.

But really were kind and problem solved my issue right away.

I can't appreciate it enough.

Plus, you will get the best price...I sure did and I looked everywhere before ordering with 1AAUTO.

Thank you.
February 19, 2017
Purchased
1 year ago
Fast shipping, video was easy to follows, got my old sensor switched out quick with no problems at all.
November 9, 2017
Purchased
3 months ago
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How-to Video:

(02:44 min)

Tools List:

    General Tools

  • Floor Jack
  • Jack Stands

  • Materials, Fluids, and Supplies

  • Anti-Seize Grease

  • Wrenches - SAE

  • Complete SAE Wrench Set



This part replaces:

  • OE # 3921023710
  • OE # 3921023750
  • Standard Motor Products SG1695

Vehicle Fit

  • 2000-2011 Hyundai Accent Upstream Downstream O2 Oxygen Sensor or
  • 2001-2013 Hyundai Elantra Downstream O2 Oxygen Sensor L4 2.0L
  • 2003-2008 Hyundai Tiburon O2 Oxygen Sensor Downstream L4 2.0L
  • 2005-2009 Hyundai Tucson O2 Oxygen Sensor Downstream L4 2.0L
  • 2006-2011 Kia Rio Downstream O2 Oxygen Sensor L4 2.0L
  • 2006-2011 Kia Rio5 Downstream O2 Oxygen Sensor
  • 2010 Kia Soul Downstream O2 Oxygen Sensor L4 1.6L
  • 2010-2011 Kia Soul Downstream O2 Oxygen Sensor L4 2.0L
  • 2004-2009 Kia Spectra Downstream O2 Oxygen Sensor
  • 2005-2009 Kia Spectra 5 Downstream O2 Oxygen Sensor
  • 2005-2010 Kia Sportage O2 Oxygen Sensor Downstream L4 2.0L
Part #: 1AEOS00022

Ships Same Day for orders placed by 4 P.M. ET

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