Oxygen (Lambda) Sensor, 645mm, BMW - G8X M3/M4, F9X F9X X3M/X4M (S58)
Post-cat, Bank 1 O2 sensor replaces BMW part #11789502094
This part is listed by BMW as BMW part number 11789502094 (11 78 9 502 094) and is described as the O2 sensor for after the cat on bank 1 (post cat).
This is a Genuine BMW O2 sensor with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.
For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.
G80 (2021-) > M3 (2021-)
G82 / G83 (2021-) > M4 (2021-)
F97 X3M (2020+) > X3M
F98 X4M (2020+) > X4M