3 Series: 2006-2013 325i / 328i / 330i / 335i (including xDrive). Specifically designed for BMW vehicles with 3.0L L6 or 4.4L V8 engines, including but not limited to Engine Specifics: For many BMW 328i/528i models, this sensor is used for specific cylinder banks (e.g., Bank 1 or Bank 2).
