Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (50.1 inches) 
  • Downstream Sensor
  • 4 wire configuration
  • Replaces dealer part numbers: 226A04S100, 226A0 4S100, 226A10W000, 226A1 0W000, 226A10W001, 226A1 0W001, 226A10W002, 226A1 0W002, 226A04S100, 226A0 4S100, 226A10W000, 226A1 0W000, 226A10W001, 226A1 0W001, 226A10W002, 226A1 0W002, 226A10W004, 226A1 0W004
  • 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.

Install note:

You may be required to reset the vehicle computer after installation of this part.

Returns Note:

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.

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.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Vehicle Fit

Year Make Model Description
1997-2000Infiniti QX4 Infiniti QX4 V6 3.3L Downstream O2 Oxygen Sensor Driver Side
1999-2003Nissan Frontier Nissan Frontier V6 3.3L Downstream O2 Oxygen Sensor
1996-2000Nissan Pathfinder Nissan Pathfinder V6 3.3L Downstream O2 Oxygen Sensor Driver Side
2000-2003Nissan Xterra Nissan Xterra V6 3.3L Downstream O2 Oxygen Sensor

This part replaces:

  • OE # 226A14S103
  • OE # 226A14S100
  • OE # 226A14S101
  • Standard Motor Products SG968
  • OE # 226A14S102
Part #: 1AEOS00131


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(03:08 min)