150 4.4 L R4 152hp Stage 1 tuning

The Valtra XM 150 4.4 L R4 152hp produces 152 hp and 580 Nm as standard. The YASTUNING Stage 1 remap file takes it to 190 hp and 720 Nm, a gain of +38 hp and +140 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.