4190 - 6.6 - SCR - 189hp Stage 1 tuning

The JCB Fastrac 4190 - 6.6 - SCR - 189hp produces 189 hp and 850 Nm as standard. The YASTUNING Stage 1 remap file takes it to 220 hp and 1050 Nm, a gain of +31 hp and +200 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.