BMW 3 serie G2x - 2019 -> M340i 374hp ECU Remapping
A professional ECU remap can optimise the way your BMW 3 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 374 BHP to 420 BHP, with torque improving from 500 Nm to 575 Nm.