S 2.5T 350hp Stage 1 tuning

The Porsche Boxster S 2.5T 350hp produces 350 hp and 420 Nm as standard. The YASTUNING Stage 1 remap file takes it to 400 hp and 520 Nm, a gain of +50 hp and +100 Nm. Engine code MJD.UA. ECU: Siemens/Continental SDI21.1. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.