Didn't want to hijack Darin's thread, so I started a new one. Thoughts on this.

ITC/ITB - All cars can run up to 15x6" wheels

ITA/ITS - All cars can run up to 15x7" wheels. For those cars that came stock (not as an option) w/ 16" or 17" wheels, they will be allowed to run that diameter, but will be limited to 7" width.