I started with mine set at 3500. I felt the RPMs dipped too low at the point of launch so Mike emailed me two additional tunes for a 4000 and 4500 rpm launch. I found the 4000 worked best for me. It takes about 5 min and a laptop to switch tunes.
'09 E90 M3 | VF620 SC tuned and coded by BPM | KW V3 | ARC Wheels w/AD08 | OnEighty Lights | AA Signature Exhaust | BMW Performance and IND trim | Recaro Profi and child seats
'13 35i M-Sport X3 | JB4 Stage 1 | BMS Intake | H&R Springs | Gloss black grill | CF Wrap and Coded by me