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The standard power of your BMW 5 serie 523i 170hp vehicle is factory 170 hp / 245 nm. After BMW 5 serie chip tuning custom vehicle software, your vehicle will gain +17 hp / +27 nm additional power and reach a total power of 187 hp / 272 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.
BMW 5 serie 523i 170hp chip tuning stage1 file is completed in about 1-2 hours.
| Type of fuel | petrol |
| Method | Chiptuning |
| Tuning type | Stage 1 |
| Cylinder content | 2495 CC |
| Compression ratio | 10.50 : 1 |
| Bore X stroke | 84.00 X 75.00 mm |
| Engine number | 256S3 |
| Engine ECU | Siemens/Continental MS43 / Siemens/Continental MS41 / Siemens/Continental MS42 |
| Gearbox ECU |
