685 - 377hp Stage 1 tuning

The Challenger MT 685 - 377hp produces 377 hp and 1540 Nm as standard. The YASTUNING Stage 1 remap file takes it to 430 hp and 1890 Nm, a gain of +53 hp and +350 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.