MB S-CLASS W222 MD1 286HP 600NM Stage 1

Measured power:
Before: 269HP 599NM
After: 356HP 740NM

Stock car without mechanical modifications, stage 1 ECU tuning, speed limit switched off. Interesting thing – dyno showed much less power, than the manufacturer declares. Full list of performed programming:
-STAGE 1 ECU
-Vmax off