3.8 V8 625hp Stage 1 tuning

The McLaren MP4-12C 3.8 V8 625hp produces 625 hp and 600 Nm as standard. The YASTUNING Stage 1 remap file takes it to 680 hp and 700 Nm, a gain of +55 hp and +100 Nm. Engine code 38JBAA. ECU: Bosch ME17.8.32. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.