The Land Rover Range Rover / RR Sport P530 (4.4T) 530hp (2022 ->) produces 530bhp and 750Nm in standard form. Our Stage 1 ECU tuning file raises output to 680bhp and 850Nm, a gain of 150bhp and 100Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.