Street braking versus road course / track braking are definitely very very different scenarios. Track only / mostly? Fits Greg Welds comments, thoughts, and suggestions. Street use? That's a whole different world. Scrubbing off high speeds - say 150 down to 90 for a turn speaks more of the thermal capacity of the brakes. Street braking from 70 to zero is significantly different arena speaking much more so of instant clamping force available.
Here is a fun video:
Super Chevy Magazine exclaims, "In our history of vehicle testing, we have never had a car stop in this short of a distance!"
https://www.youtube.com/watch?time_c...&v=CpUy9wcAtJY
http://www.classicperform.com/Projec...rojectNova.htm