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The standard power of your BMW 7 serie 740D 258hp vehicle is factory 258 hp / 600 nm. After BMW 7 serie chip tuning custom vehicle software, your vehicle will gain +42 hp / +100 nm additional power and reach a total power of 300 hp / 700 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.
BMW 7 serie 740D 258hp chip tuning stage1 file is completed in about 1-2 hours.
| Type of fuel | diesel |
| Method | Chiptuning |
| Tuning type | Stage 1 |
| Cylinder content | 3901 CC |
| Compression ratio | 18.00 : 1 |
| Bore X stroke | 84.00 X 88.00 mm |
| Engine number | 398D1 |
| Engine ECU | Bosch EDC16C31 |
| Gearbox ECU |
