121hp Stage 1 tuning

The Harley Davidson 1250 Night Rod / V-Rod / Sportster 121hp produces 121 hp and 115 Nm as standard. The YASTUNING Stage 1 remap file takes it to 130 hp and 123 Nm, a gain of +9 hp and +8 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.