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Home > BMW > 840Ci > Oxygen Sensors > 1996-1997 BMW 840Ci for V8 4.4L O2 Oxygen Sensor Upstream Pair

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1996 - 1997 BMW 840Ci for V8 4.4L O2 Oxygen Sensor Upstream Pair


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

List Price:$444.04

Our Price: $71.45
 (You Save $372.59)

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Part Number: 1AEEK00312

Welcome Message from 1A Auto

These replacement oxygen sensors are just what you need to get your vehicle in good working form again!


  • Comes as a PAIR
  • Brand New Oxygen Sensors
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (13.8 Inches)
  • Upstream Sensors
  • 4 wire configuration
  • Replaces dealer part numbers: 11 78 1 247 406, 11 78 1 247 407, 11 78 1 433 075, 11 78 1 742 049, 11 78 1 742 050, 11 78 7 513 962, MHK 000210, 11781247406, 11781247407, 11781433075, 11781742049, 11781742050, 11787513962, MHK000210
  • 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 bad O2 sensors causing your vehicle to run poorly or fail an emission test then these are the parts for you.

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.

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