3.5i 360hp Stage 1 tuning

The Alpina B3 3.5i 360hp produces 360 hp and 500 Nm as standard. The YASTUNING Stage 1 remap file takes it to 400 hp and 560 Nm, a gain of +40 hp and +60 Nm. Engine code N54B30A. ECU: Bosch MEVD17.2, Siemens/Continental MSD80, Siemens/Continental MSD81.2. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.