I had to come back to this thread, I ran 15-20 full track days with a supercharger pushing 12.5 psi. That;s double of what most of you will ever run. The car fucking was a train on the track, it ran cooler then a stock m3. Do it. Do it. Do it.
15 YMB F80 M3 | iND Painted Front Reflectors, Painted Side Marker Set, Rear Painted Emblem & Front Grill Surround| KW 3 Way Clubsport | Gintani Downpipes | Macht Schnell Stud Conversion Kit | JB4 | Too many wheels to list
*Track Day: December 19 @ Willow Springs Raceway