Help required !!

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Can a E46 17inch offset 41 rim fit onto a FL E90? What the offset for the FL E90? Currently running on 18inch, staggered will the handling feel alot different if change to 17inch non staggered? and by putting spacer on a 17 inch wheels what is the bad points?

Newbie here know nothing about the car hope any kind bro can help me.

Thank you!!! Thank You!!!