BMW Z4 · E85 - 2003 - 2008

2.5i 177hp Stage 1 tuning

The BMW Z4 2.5i 177hp produces 177 hp and 230 Nm as standard. The YASTUNING Stage 1 remap file takes it to 193 hp and 255 Nm, a gain of +16 hp and +25 Nm. Engine code N52B25A. ECU: Siemens/Continental MS45, Siemens/Continental MSV70. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.

Power
177 hp 193 hp +16 hp
Torque
230 Nm 255 Nm +25 Nm

Engine specifications

Engine code
N52B25A
Fuel
Petrol
Displacement
2497 cc
Compression
11.0 : 1
Bore × Stroke
82.0 X 78.8 mm
ECU
Siemens/Continental MS45, Siemens/Continental MSV70