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BMW 4 serie 430i 258hp
Technical Specifications
Power hp
Torque Nm
Power Graph
BMW 4 serie 430i 258hp: da 258 a 287HP
Remapping BMW 4 serie
MasterTuning is a leader in developing remapping for BMW. La BMW 4 serie 430i 258hp può passare da 258 HP a 287 HP con un incremento di 29 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details BMW 4 serie 430i 258hp
The BMW 4 serie 430i 258hp is equipped with a petrol engine that produces 258 HP and 400 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this BMW can achieve 287 HP (+11%) and 450 Nm (+13%).
Our Stage 1 tuning for the 4 serie G22 - 2020 -> delivers an impressive gain of +29 HP and +50 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code B48B20B identifies this specific powerplant configuration. The Bosch MG1CS003 / Bosch MG1CS201 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 258 HP from factory, this BMW 4 serie is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — BMW 4 serie 430i 258hp
Factory technical data for the BMW 4 serie 430i 258hp (G22 - 2020 ->), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | B48B20B |
|---|---|
| ECU / Control unit | Bosch MG1CS003 / Bosch MG1CS201 |
| Fuel | Benzina |
| Compression ratio | 11.0 |
| Bore × stroke | 82.0 X 94.6 mm |
| Stock power | 258 HP · 400 Nm |
| Remapped power (Stage 1) | 287 HP (+29) · 450 Nm (+50) |
Frequently Asked Questions - BMW 4 serie
How much power can I gain from remapping my BMW 4 serie?
With MasterTuning Stage 1, your BMW 4 serie 430i 258hp can gain +29 HP (from 258 to 287 HP) and +50 Nm of torque. This represents a 11% increase in power.
Is ECU remapping safe for the BMW 4 serie engine?
Yes, MasterTuning's remapping for the BMW 4 serie 430i 258hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the B48B20B engine.
Is the BMW ECU remapping reversible?
Absolutely. The original factory calibration of your BMW 4 serie is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my BMW warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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