20m - 3.4 - 85hp Stage 1 tuning

The Mc Cormick X50 20m - 3.4 - 85hp produces 85 hp and 354 Nm as standard. The YASTUNING Stage 1 remap file takes it to 115 hp and 629 Nm, a gain of +30 hp and +275 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.