BMW X4 G02 - 2018 -> M40d 326hp ECU Remapping
A professional ECU remap can optimise the way your BMW X4 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 326 BHP to 380 BHP, with torque improving from 680 Nm to 750 Nm.