955C - C15 - ACERT - 475hp Stage 1 tuning

The Challenger MT 955C - C15 - ACERT - 475hp produces 475 hp and 1 Nm as standard. The YASTUNING Stage 1 remap file takes it to 505 hp and 1 Nm, a gain of +30 hp. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.