4.4 SDV8 339hp Stage 1 tuning

The Land Rover Range Rover / Sport 4.4 SDV8 339hp produces 339 hp and 740 Nm as standard. The YASTUNING Stage 1 remap file takes it to 390 hp and 820 Nm, a gain of +51 hp and +80 Nm. Engine code 448DT. ECU: Bosch EDC17CP11, Bosch EDC17CP55. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.