Mercedes-Benz SLK R172 - 2011 -> 55 AMG V8 421hp ECU Remapping
A professional ECU remap can optimise the way your Mercedes-Benz SLK 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 440 BHP, with torque improving from 540 Nm to 565 Nm.