The Land Rover Discovery 2.0 SI4 300hp (2017 - 2020) produces 300bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 325bhp and 448Nm, a gain of 25bhp and 48Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.