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Mercedes-Benz A 45 AMG 387hp
Technical Specifications
Power hp
Torque Nm
Power Graph
Mercedes-Benz A 45 AMG 387hp: da 387 a 470HP
Remapping Mercedes-Benz A
MasterTuning is a leader in developing remapping for Mercedes-Benz. La Mercedes-Benz A 45 AMG 387hp può passare da 387 HP a 470 HP con un incremento di 83 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 Mercedes-Benz A 45 AMG 387hp
The Mercedes-Benz A 45 AMG 387hp is equipped with a petrol engine that produces 387 HP and 480 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Mercedes-Benz can achieve 470 HP (+21%) and 620 Nm (+29%).
Our Stage 1 tuning for the A W177 - 2018 -> delivers an impressive gain of +83 HP and +140 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code M139 identifies this specific powerplant configuration. The Bosch MG1CP002 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 387 HP from factory, this Mercedes-Benz A 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 — Mercedes-Benz A 45 AMG 387hp
Factory technical data for the Mercedes-Benz A 45 AMG 387hp (W177 - 2018 ->), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | M139 |
|---|---|
| ECU / Control unit | Bosch MG1CP002 |
| Fuel | Petrol |
| Compression ratio | 9.0 |
| Bore × stroke | 83.0 X 92.0 mm |
| Stock power | 387 HP · 480 Nm |
| Remapped power (Stage 1) | 470 HP (+83) · 620 Nm (+140) |
Frequently Asked Questions - Mercedes-Benz A
How much power can I gain from remapping my Mercedes-Benz A?
With MasterTuning Stage 1, your Mercedes-Benz A 45 AMG 387hp can gain +83 HP (from 387 to 470 HP) and +140 Nm of torque. This represents a 21% increase in power.
Is ECU remapping safe for the Mercedes-Benz A engine?
Yes, MasterTuning's remapping for the Mercedes-Benz A 45 AMG 387hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the M139 engine.
Is the Mercedes-Benz ECU remapping reversible?
Absolutely. The original factory calibration of your Mercedes-Benz A is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Mercedes-Benz 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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