Specifications:

  • Brand New Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (22 inches) 
  • Downstream Sensor
  • 4 wire configuration
  • Replaces dealer part numbers: 226A00L700, 226A0 0L700, 226A00L701, 226A0 0L701, 226A00L703, 226A0 0L703, 226A00L710, 226A0 0L710, 226A00L711, 226A0 0L711, 226A00L713, 226A0 0L713, 226A04M200, 226A0 4M200, 226A04M201, 226A0 4M201, 226A04M210, 226A0 4M210, 226A04M220, 226A0 4M220, 226A04M221, 226A0 4M221, 226A07J100, 226A0 7J100, 226A07J101, 226A0 7J101
  • 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.

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 : 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

  • 1999 Infiniti G20 L4 2.0L Downstream O2 Oxygen Sensor
  • 1997-1998 Infiniti I30 V6 3.0L Downstream O2 Oxygen Sensor
  • 1999 Infiniti I30 V6 3.0L (excluding California Emissions) Downstream O2 Oxygen Sensor
  • 1998 Nissan 200SX L4 2.0L Downstream O2 Oxygen Sensor
  • 1997 Nissan Maxima V6 3.0L Downstream O2 Oxygen Sensor
  • 1998 Nissan Maxima V6 3.0L (Built Before 6/98 Production Date) Downstream O2 Oxygen Sensor
  • 1998 Nissan Maxima V6 3.0L (excluding California Emissions) (Built After 6/98 Production Date) Downstream O2 Oxygen Sensor
  • 1999 Nissan Maxima V6 3.0L (excluding California Emissions) Downstream O2 Oxygen Sensor
Part #: 1AEOS00143

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

How-to Video:

(03:08 min)