The Peugeot 508 2.0 BlueHDi 150hp (2014 - 2018) produces 150bhp and 340Nm in standard form. Our Stage 1 ECU tuning file raises output to 200bhp and 450Nm, a gain of 50bhp and 110Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.