Its also a confidence issue...
With the BBK I feel good, with the stock setup I was always "managing" the brakes, finishing sessions early, etc
With the BBK I no longer have to worry about the brakes.
I do live in Florida, so the ambient temps are higher
E92 M3, Competition Package, MDCT, Convenience Package. Premium Package 2, BMW Apps, Ground Control Adjustable Camber plates, Cantrell brake cooling system, StopTech 380 BBK, Schroth Quickfit Pro Harnesses