2019 Audi B9 A4 35TFSI in with us today for custom calibration. The newly designated “35” model fitted with VAG’s latest incarnation of the 2.0TFSI engine , controlled by the recently introduced Bosch MG1 Ecu. Once all data logging / tuning was completed, we managed to return impressive results while on stock hardware. Over 60Hp gained from the initial run taking the peak power close to 225hp, torque hitting 371.9Nm, with a smoother more refined delivery and precise mapping …..