Originally Posted by bimmerfan15
Thanks everyone for your input. Again, I change cars often and am just looking for opinions really on how competitive on the track an m3 will be in comparison to cars like the SLS, GT3, California, etc.
None of the cars you enumerate are competition cars. If you're just screwing around at track days, you shouldn't be competing and are screwing things up for those around you who are trying to learn something.