BMW 4 serie F32/33 - May/2016 - 2019 420d 184hp ECU Remapping
A professional ECU remap can optimise the way your BMW 4 serie delivers power and torque, helping the vehicle feel stronger, smoother and more responsive in everyday driving.
The expected Stage 1 figures for this vehicle show an increase from 184 BHP to 220 BHP, with torque improving from 380 Nm to 440 Nm.