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Oxygen Sensor - Rear (2004 4.0L Jeep Wrangler TJ)

Item J115271
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$60.00 (each)

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Ship to: Ashburn - 20149
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      Product Information

      Features, Description, Specs & Installation


      • Oxygen Sensor
      • Located Downstream
      • Corrects Engine Performance and Tune
      • Ensures Safe Catalytic Converter Operation
      • Lowers Overall Exhaust Emissions
      • Made from High Quality Plastic & Metal
      • Finished in Bronze and Black
      • Located Post-Cat, Rear
      • Sold Individually
      • For 4.0L Engine
      • Easy Installation
      • 12 Month Limited Warranty
      • Fits 2004 Jeep Wrangler 4.0L TJ


      Replaces Lambda Sensor. The Lambda sensor, also called an oxygen (O2) sensor or probe, plays an important role in modern cars with engine management computers. The data from various positions on the exhaust manifold and exhaust system helps the engine run properly, to provide the best performance and economy while keep exhaust emissions as low as possible. Replacing a bad rear O2 sensor with this quality replacement Oxygen Sensor by Crown Automotive will address a range of problems in your Wrangler.

      Long-Lasting Manufacture. Crown Automotive produces the Oxygen Sensor using quality plastic and metal materials. The component has been made to last many years.

      Easy Replacement of Factory Part. Almost anyone can replace the Oxygen Sensor in its position behind the catalytic converter. The old one unscrews and this one screws into its place.

      Limited Manufacturers Warranty. The Crown Oxygen Sensor is covered by a limited warranty that lasts 12 months / 12,000 miles.

      Application. The Crown Oxygen Sensor is for the post-cat rear installation on the 2004 Jeep Wrangler TJ 4.0L.

      Fitment: 2004 Details

      MPN# 56041943AA

      CA Residents: WARNING: Cancer and Reproductive Harm -

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      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) O2 Sensor

      Will It Fit My Wrangler

      • TJ Rubicon 2 Door - 04
      • TJ Wrangler 2 Door - 04
      • TJ Wrangler Unlimited 2 Door - 04

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