6620 125hp Stage 1 tuning

The John Deere 6020serie 6620 125hp produces 125 hp and 520 Nm as standard. The YASTUNING Stage 1 remap file takes it to 155 hp and 630 Nm, a gain of +30 hp and +110 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.