Chip Tuning Files Service has the ECU tuning files for your Bmw 523i 204Hp vehicle. This original chip tuning file will boost performances of your Siemens/Continental MSV90 engine within safety margin for your Bmw 5 serie.
This chiptuning files adjust the Engine Control Unit (ECU) of your Bmw car in order to optimize fuel consumption and engine power.
Tuning ECU files specifications for Bmw 523i 204Hp
| Car | Bmw 5 serie 523i 204Hp |
|---|---|
| Manufacturer of ECU | Siemens/Continental |
| ECU Type | MSV90 |
| ECU Prod Nr | |
| ECU HW hardware number | |
| ECU SW software number | 9Z7990 |
| ECU SW UP software upgrade version |
Why choose us for your 9Z7990 ECU files ?
- Dedicated tuning file services : Ecotuning, Lambda off, Transmission Tuning/TCU Tuning, Reduction of fuel consumption
- Available remaps : stage 1
- Expert for Bmw and Siemens/Continental
- Satisfied guarantee
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