Mercedes-Benz A W177 - 2018 -> 45 AMG S 421hp ECU Remapping
A professional ECU remap can optimise the way your Mercedes-Benz A 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 421 BHP to 470 BHP, with torque improving from 500 Nm to 620 Nm.