The Citroen DS3 is equiped with a 1.2 litre naturally aspirated 3 cylinder engine.
Van Drie Tuning used the stock ECU for the ignition timing.
For the additional fuel an additional injector is placed with an Ecumaster Digital ECU Tuner 3.
The results are shown in the graphs below, the maximum torque point increased from 124Nm to 167Nm.
The power increased from 86hp to 122hp.