Originally Posted by Dom
I can't identify what style they are, look like replica rims, but not sure, so will pass on opinion. But if they are similar to Styling 135, 8x18" with ET 20, will be pushed out 10mm without need for spacers.
Tyre size is wrong, too low a profile for the F10. You do need the 45 aspect ratio to get the sidewall dimension correct, particularly as you are after better ride quality.