8+15 sticks out 8.5cm from hub
9+25 sticks out 8.75cm fom hub.

I had 8cm on my xxrs. Needed rolled guards with a slight flare. You could get away with no camber kit. I was on 205/40.

8.5 id prolly get 195 59 or 205 40. And slam it.
No need for camber kit for rear. Front maybe