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2Pcs Oxygen Sensor Upstream Downstream O2 Sensor Replacement for BMW X3 X5 Z4 128I 135I 323I 328I 328XI 335I 335IS 335XI 528I 528XI 3.0L Only for Cylinder 1,2,3 O2 Sensor 234-5139 234-4876

KWD 25.500
KWD 28

Brand
Maxfavor
Weight
349 g
1 +

Special Features

  • 🔧【Applications】: 234-4876*1 234-5139 *1 Oxygen Sensor Replacement for 2010 2009 2008 2007 BMW X3 X5 Z4 128I 135I 323I 328I 335I 335IS 335XI 528I 3.0L O2 Sensor.
  • 🔧【Advantage】: Made of high-quality materials,strong durability,to ensure service life,oxygen sensor can improve engine performance and fuel economy,extend catalytic converter life.
  • 🔧【Cautions】: Pls carefully check your vehicle year & make & model with the fitment of Amazon and our description.Pls compare your part with our pictures, it must be completely same.If you have any questions, please email us, we try to answer all email within 24 hours.
  • 🔧【Installation】: STEP1. Locate the oxygen sensor position and remove it with socket, STEP2. Compare the new sensor to the old sensor to ensure a proper installation, STEP3. Please clean the threaded port to en sure a proper seal of the new sensor,STEP4.Gently tighten the sensor in order to keep wire free from damage and avoid sensor leakage, STEP5,Reinstail the connecor,try to clear it if the car has diagnostic trouble codes.
  • 🔧【Warranty】: 1-Year Unlimited Miles Warranty. If the oxygen sensor does not fit your vehicle, we accept return. Please make the item clean and package in good condition.

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