http://realoem.com/bmw/showparts.do?...41&hg=51&fg=15
The grilles you need should be these:
03 Grill, air intake,
left M 1
51118057617
For vehicles with
Auxiliary heating
S536A=Yes
03 Grill, air intake,
left M 1
51118055133
06 Grill, air intake,
right M 1
51118055134
To understand the diagram you will have to compare the parts numbers with those for the std. M-sport front. Then you'll see that the three part numbers above are the ones that differ from the std. M-sport package.