BMW X3 SiemensContinental msv90 9Z7990 File Info
You can view the file details below.
Hersteller
BMW
Serie
X3
Baureihe
Output
259.0PS 190.5kW
StgHersteller
SiemensContinental
StgBaureihe
msv90
Stgnr_Stg
Stgnr_Her
Software
9Z7990
SoftwareVersion
You can find the chip tuning file you are looking for on "Carecufile.com"