The Citroen C4 Picasso / C4 SpaceTourer 1.6 e-HDI 8V 115hp (2013 - 2016) produces 115bhp and 270Nm in standard form. Our Stage 1 ECU tuning file raises output to 140bhp and 320Nm, a gain of 25bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.