🔧【Applications】Oxygen Sensor Replacement for BMW 2005 2004 325I 325CI 2.5L M54 Engine,2004 2005 330CI 330I 525I 530I 3.0L,2004-2006 X3 3.0L for Auto Trans. 🔧【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 ensure 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. 🔧【Buy With Confidence】If the oxygen sensor does not fit your vehicle, we accept return. Please make the item clean and package in good condition. MAXFAVOR 1Pcs Upstream and 1Pcs Downstream Oxygen Sensor Replacement for BMW 325CI L6 2006 2005 2004 M54 Engine O2 Sensor 234-5137 234-4473
COMPATIBLE MODELS
Make Model Engine Year Notes
Replacement for BMW 325CI L6-2.5 2006-2004 M54 Engine ;1 Upsteam & 1 Downstream
Replacement for BMW 325CI L6-2.5 2003 M54 Engine; From 42797 ;1 Upsteam & 1 Downstream
Replacement for BMW 325I L6-2.5 2005-2004 M54 Engine ;1 Upsteam & 1 Downstream
Replacement for BMW 325I L6-2.5 2003 M54 Engine; From 42797 ;1 Upsteam & 1 Downstream
Replacement for BMW 330CI L6-3.0 2006-2004 1 Upsteam & 1 Downstream
Replacement for BMW 330CI L6-3.0 2003 From 03/03 ;1 Upsteam & 1 Downstream
Replacement for BMW 330I L6-3.0 2005-2004 1 Upsteam & 1 Downstream
Replacement for BMW 330I L6-3.0 2003 From 03/03 ;1 Upsteam & 1 Downstream
Replacement for BMW 525I L6-2.5 2005-2004 1 Upsteam & 1 Downstream
Replacement for BMW 530I L6-3.0 2005-2004 1 Upsteam & 1 Downstream
Replacement for BMW X3 L6-3.0 2006-2004 Auto Trans ;1 Upsteam & 1 Downstream