On The E92 M3 I ran the BMW 513M Wheels: (BUY HERE)
Wheel Setup:
18x9.0 Front (ET29)
18x10.0 Rear (ET40)
Spacers:
12.5mm Front
17.5mm rear
Tire Specs:
MICHELIN SPORT CUP 2 TIRES (BUY HERE)
265/35/18
285/35/18
Suspension Setup:
Ohlins R&T COILS: BUY HERE