BMW 5 serie F10/11 - 2010 - 2016 M 550D - 381hp ECU Remapping
A professional ECU remap can optimise the way your BMW 5 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 381 BHP to 420 BHP, with torque improving from 740 Nm to 800 Nm.