This Stage 2 ECU calibration is designed for the 2013 BMW 428i (F32) with the 2.0L turbocharged engine and Bosch MEVD17.2.9 ECU. It features two tuned versions: one with CAT monitoring disabled and Sport Display enabled, and a variant with different map smoothing. Improved torque modeling, throttle feel, and boost control are integrated for enhanced drivability. Built using Auto Tuner tools with original included.