4420 - 8.3 CR Stage 1 tuning

The Case ih Patriot 4420 - 8.3 CR produces 294 hp and 1383 Nm as standard. The YASTUNING Stage 1 remap file takes it to 370 hp and 1730 Nm, a gain of +76 hp and +347 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.