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Home > Nissan > Altima > Oxygen Sensors > 2000 Nissan Altima Upstream O2 Oxygen Sensor for L4 2.4L (Walker Products)

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2000 Nissan Altima Upstream O2 Oxygen Sensor for L4 2.4L (Walker Products)


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

List Price:$228.12
Our Price: $80.45
 (You Save $147.67)

Free Ground Shipping
Part Number: WKEOS00007

Welcome Message from 1A Auto

Walker Products Oxygen Sensor: 250-23121

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 (15.25 Inches)
  • Upstream Sensor
  • 3 wire configuration
  • Replaces dealer part numbers: 226900Z800, 22690 0Z800, 226900Z801, 22690 0Z801, 226904M805, 22690 4M805, 226904M806, 22690 4M806, 226904M815, 22690 4M815, 226905M013, 22690 5M013, 226905M014, 22690 5M014, 226905S500, 22690 5S500, 226905S501, 22690 5S501, 226913Y100, 22691 3Y100, 226913Y101, 22691 3Y101, 226915M013, 22691 5M013, 226915M014, 22691 5M014
  • 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 poorly or 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 # 250-23121

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