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The standard power of your BMW 4 serie 428i 245hp vehicle is factory 245 hp / 350 nm. After BMW 4 serie chip tuning custom vehicle software, your vehicle will gain +35 hp / +80 nm additional power and reach a total power of 280 hp / 430 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.
BMW 4 serie 428i 245hp chip tuning stage1 file is completed in about 1-2 hours.
| Type of fuel | petrol |
| Method | Chiptuning |
| Tuning type | Stage 1 |
| Cylinder content | 1997 CC |
| Compression ratio | 10.00 : 1 |
| Bore X stroke | 84.00 X 90.10 mm |
| Engine number | N20B20A |
| Engine ECU | Bosch MEVD17.2 / Bosch MEVD17.2.9 / Bosch DME841 / Bosch MEVD17.2.4 |
| Gearbox ECU | ZF 8HP45 |
