63 AMG 457hp Stage 1 tuning

The Mercedes-Benz C 63 AMG 457hp produces 457 hp and 600 Nm as standard. The YASTUNING Stage 1 remap file takes it to 510 hp and 650 Nm, a gain of +53 hp and +50 Nm. Engine code M156. ECU: Bosch ME9.7. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.