Hummer H3 2006 - 2010 3.5 220hp ECU Remapping
A professional ECU remap can optimise the way your Hummer H3 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 220 BHP to 240 BHP, with torque improving from 305 Nm to 325 Nm.