So far I am leaning towards the 275/30 fronts and 295/30 rears, with PSSs on them. Now to just find someone who has them in those offsets, it would be nice to buy the tires from the same people so they could mount/balance them. I found two places so far but I am not sure if they sell/mount tires.
09 E92 M3- Sold
07 E92 335i- Sold