The Citroen C5 Aircross 1.6 Puretech 180hp (2018 - 2021) produces 180bhp and 250Nm in standard form. Our Stage 1 ECU tuning file raises output to 215bhp and 300Nm, a gain of 35bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.