BMW X5 M · All

E70 - 4.4 Turbo 555hp Stage 1 tuning

ECU remap / chiptuning file for the BMW X5 M E70 - 4.4 Turbo 555hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.

Power
555 hp 610 hp +55 hp
Torque
680 Nm 800 Nm +120 Nm

Engine specifications

Engine code
S63B44A
Fuel
Petrol
Displacement
4395 cc
Compression
9.3 : 1
Bore × Stroke
89.0 X 88.3 mm
ECU
Siemens/Continental MSD85