93 Octane

2017 M5

User adjustable map, car responded nicely. Linear power curve, hit boost safety but no failsafes activated. S55 Downpipes, Muffler Delete, JB4, stock ecu,

Dyno logs

First run boost group 1 ~10.5 today due to heat 633.9/553.23...Second run BG2 11.5psi 631/557... You can see above 70 it pulled timing... not sure WTF is goign on above 7k it should not be nose diving...