It's a bad photo/lighting&angle
I've had 5+ BSM BMW vehicles in the past 3 years.
Here is a photo of when my 440 arrived at the dealership. Showing a similar "issue" but a few days later in the same parking lot it looks perfect.
+
a photo of it a few days afterward.
https://photos.app.goo.gl/MfvDS4K2z8bNw2Rs6
https://photos.app.goo.gl/zFH1SYuFapUG9XLA9