Description
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How-To & Tools
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Q&A
Vehicle Fit

Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (55.6 Inches)*
  • Upstream Sensor as listed per applications
  • Heated
  • 4 wire configuration
  • 4 terminal configuration
  • Replaces dealer part numbers: 11781726321, 117817235710, 1178172468620, 11 78 1 726 321, 11 78 1 723 571, 11 78 1 7246 862
  • Built and tested to strict quality control standards

*Wire length may be longer than original

Note: For clarification purposes:

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

Install note:

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

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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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Year Make Model Description
1991-1995BMW 318i BMW 318i Upstream O2 Oxygen Sensor
1991-1995BMW 318iC BMW 318iC Upstream O2 Oxygen Sensor
1991-1995BMW 318iS BMW 318iS Upstream O2 Oxygen Sensor
1995BMW 318ti BMW 318ti Upstream O2 Oxygen Sensor
1987-1995BMW 325i BMW 325i Upstream O2 Oxygen Sensor
1992-1993BMW 325iC BMW 325iC Upstream O2 Oxygen Sensor
1988-1995BMW 325is BMW 325is Upstream O2 Oxygen Sensor
1992-1995BMW 325is BMW 325is Upstream O2 Oxygen Sensor
1988-1991BMW 325ix BMW 325ix Upstream O2 Oxygen Sensor
1989-1992BMW 525i BMW 525i Upstream O2 Oxygen Sensor
1991-1995BMW 525i BMW 525i Upstream O2 Oxygen Sensor
1993-1995BMW 525iT BMW 525iT Upstream O2 Oxygen Sensor
1994BMW 530i BMW 530i Upstream O2 Oxygen Sensor
1994BMW 530iT BMW 530iT Upstream O2 Oxygen Sensor
1994BMW 540i BMW 540i Upstream O2 Oxygen Sensor
1993-1994BMW 740i BMW 740i Upstream O2 Oxygen Sensor
1993-1994BMW 740iL BMW 740iL Upstream O2 Oxygen Sensor
1988-1994BMW 750iL BMW 750iL Upstream O2 Oxygen Sensor
1984-1995BMW 850CSi BMW 850CSi Upstream O2 Oxygen Sensor
1993-1994BMW 850Ci BMW 850Ci Upstream O2 Oxygen Sensor
1991-1992BMW 850i BMW 850i Upstream O2 Oxygen Sensor
1995BMW M3 BMW M3 Upstream O2 Oxygen Sensor
Part #: 1AEOS00082


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)