GTS 250 IE 22hp Stage 1 tuning

The Vespa GTS GTS 250 IE 22hp produces 22 hp and 20 Nm as standard. The YASTUNING Stage 1 remap file takes it to 26 hp and 24 Nm, a gain of +4 hp and +4 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.