400 CDI 250hp Stage 1 tuning

The Mercedes-Benz G 400 CDI 250hp produces 250 hp and 560 Nm as standard. The YASTUNING Stage 1 remap file takes it to 290 hp and 650 Nm, a gain of +40 hp and +90 Nm. Engine code M628.962. ECU: Temic CRV1.0. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.