The Land Rover Range Rover / RR Sport D350 (3.0D) 350hp (2022 ->) produces 350bhp and 700Nm in standard form. Our Stage 1 ECU tuning file raises output to 375bhp and 750Nm, 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.