BMW 5 serie E60/61 - 2003 - 2010 550i 367hp 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 367 BHP to 390 BHP, with torque improving from 490 Nm to 525 Nm.