New M5 Wheels on X5?

Is it possible to put new M5 Style 166M 19" wheels on 2004 X5? Is the offset ok?

http://zoouz.free.fr/Wheels/style/style_166.htm - M5
http://zoouz.free.fr/Wheels/style/style_168.htm - X5 example

Picture
http://zoouz.free.fr/Wheels/TMP_wheel/bmw_wheel_166.jpg

X5 style 168
9,5 x 20 Front; 275/40 R20W
10,5 x 20 Rear; 315/35 R20W
Offset: ET 45; ET 30

M5 style 166
8,5 x 19 Front; 255/40 ZR19
9,5 x 19 Rear; 285/35 ZR19
Offset: ET 12; ET 28

http://files.automotiveforums.com/gallery/watermark.php?file=/502/147636bmw_wheel_166_small.jpg http://files.automotiveforums.com/gallery/watermark.php?file=/502/147636bmw_wheel_168_small.jpg

This is how it might look:

http://files.automotiveforums.com/gallery/watermark.php?file=/502/147636fake_m5_rims_on_x5-med.JPG