Range Rover - ECU Remapping Range Rover Model Original (Tuned) Original (Tuned) Range Rover 2.5 DSE 138 138 hp 167 hp 268 NM 327 NM Range Rover 2.5 TD 136 136 hp 164 hp 270 NM 327 NM Range Rover 2.8 TD V6 190 190 hp 227 hp 440 NM 502 NM Range Rover 3.0 TD6 177 177 hp 207 hp 390 NM 442 NM Range Rover 3.6 TD8 272 272 hp 322 hp 640 NM 697 NM Range Rover 4.2 V8 Kompressor 390 396 hp 423 hp 560 NM 592 NM Range Rover 4.4 V8 286 286 hp 318 hp 440 NM 482 NM Range Rover 4.4 V8 306 306 hp 338 hp 440 NM 482 NM Rover Range Rover 4.6 V8 (HSE) -01 224 hp 255 hp 430 NM 467 NM Range Rover Sport Model Original (Tuned) Original (Tuned) Range Rover Sport 2.7 TD V6 Biturbo 190 190 hp 232 hp 440 NM 512 NM Range Rover Sport 3.6 TD V8 Biturbo 272 272 hp 322 hp 640 NM 697 NM Range Rover Sport 4.2 V8 Kompressor 390 390 hp 423 hp 550 NM 592 NM Range Rover Sport 4.4i V8 299 299 hp 327 hp 425 NM 457 NM