Originally Posted by M3 Adjuster
No issues with cooling or limp mode on the 1M. as in ZERO reports. Search on 1addicts if you care.
Well good for you!
I owned a N54 335i for 2 years and did 3 track days in it so I'm speaking from my personal experience. I'm sure the 1M has better cooling.
Are you stock or running booooooooost?