Quote:
Originally Posted by CT_M3
Probably too small a sample size I bet. But based on this sample, 0-3%. Remember that the OTS tunes that simulate CS or GTS are approximations not actual BMW tunes.
CS is almost like stock, almost a stage 0.5, so I'd expect around 3%
|
was trying to isolate installation error, figured they would take extra care installing those crank hubs