Originally Posted by SneakyDeeky
After reading all 41 pages of this thread (over last 2 nights), I'm surprised how little info there is about people running meth and its impact on oil and coolant temps. I'll be heading to my first track day sometime in the next month or so; I'll post an update once I have some results.
you need to ditch the JB4, and get a flash tune for track duty. The factory software is still active and will try its best to sabotage your fun. Meth is toxic, so it didn't get much attention on this thread. BrianMN used it though. Ask him about it.
E90 335I: FBO +wavetrac LSD
E92 M3: K&N, Rouge Engineering Pulleys, Macht Schnell Test Pipes, Evolve Tune, Pagid S, V1