63 AMG 476hp Stage 1 tuning

The Mercedes-Benz GLC 63 AMG 476hp produces 476 hp and 650 Nm as standard. The YASTUNING Stage 1 remap file takes it to 570 hp and 820 Nm, a gain of +94 hp and +170 Nm. Engine code M177 DE 40 AL. ECU: Bosch MED17.5.5. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.