Mercedes-Benz GL X166 - 2012 -> 350 Bluetec 258hp ECU Remapping
A professional ECU remap can optimise the way your Mercedes-Benz GL 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 258 BHP to 290 BHP, with torque improving from 620 Nm to 690 Nm.