Have you pulled the plugs to check if they are fouling from being too cold? I run B58 coils and plugs on my N54 with no issues.
https://bmwtuning.co/bmw-n54-spark-plugs-guide/
You also might want to double check that your gap is actually closer to .022" than .22"
logs running the B58 coils/plugs:
https://datazap.me/u/prtsb1m/v91plus...og=0&data=3-20