Chip Tuning Files Service has the ECU tuning files for your BMW 520i vehicle. This original chip tuning file will boost performances of your Siemens MS45 engine within safety margin for your BMW 5er.
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 520i
| Car | BMW 5er 520i |
|---|---|
| Manufacturer of ECU | Siemens |
| ECU Type | MS45 |
| ECU Prod Nr | |
| ECU HW hardware number | 7533651 |
| ECU SW software number | 7539100 |
| ECU SW UP software upgrade version |
Why choose us for your 7533651 7539100 ECU files ?
- Dedicated tuning file services : Exhaust Flap Control, Transmission Tuning/TCU Tuning, Increase horsepower and torque, Performance development
- Available remaps : stage 1
- Expert for BMW and Siemens
- Personal file
- Reduction of fuel consumption
- The best performance
- Remapping for Tuners
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