1.8 TSI 170hp Stage 1 tuning

The Volkswagen Jetta 1.8 TSI 170hp produces 170 hp and 320 Nm as standard. The YASTUNING Stage 1 remap file takes it to 220 hp and 380 Nm, a gain of +50 hp and +60 Nm. Engine code CPKA. ECU: Bosch MED17.5.2, Siemens/Continental Simos 12, Siemens/Continental Simos 18.1. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.