Your Vehicle
Mercedes-Benz S 500 388HP
Technical Specifications
Power hp
Torque Nm
Power Graph
Mercedes-Benz S 500 388HP: da 388 a 408HP
Remapping Mercedes-Benz S
MasterTuning is a leader in developing remapping for Mercedes-Benz. La Mercedes-Benz S 500 388HP può passare da 388 HP a 408 HP con un incremento di 20 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 S 500 388HP
The Mercedes-Benz S 500 388HP is equipped with a petrol engine that produces 388 HP and 530 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Mercedes-Benz can achieve 408 HP (+5%) and 570 Nm (+8%).
Our Stage 1 tuning for the S W221 - 2005 - 2013 delivers an impressive gain of +20 HP and +40 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code M278 identifies this specific powerplant configuration. The Bosch ME9.7 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 388 HP from factory, this Mercedes-Benz S 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 S 500 388HP
Factory technical data for the Mercedes-Benz S 500 388HP (W221 - 2005 - 2013), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | M278 |
|---|---|
| ECU / Control unit | Bosch ME9.7 |
| Fuel | Benzina |
| Compression ratio | 10.7 |
| Bore × stroke | 98.0 X 90.5 mm |
| Stock power | 388 HP · 530 Nm |
| Remapped power (Stage 1) | 408 HP (+20) · 570 Nm (+40) |
Frequently Asked Questions - Mercedes-Benz S
How much power can I gain from remapping my Mercedes-Benz S?
With MasterTuning Stage 1, your Mercedes-Benz S 500 388HP can gain +20 HP (from 388 to 408 HP) and +40 Nm of torque. This represents a 5% increase in power.
Is ECU remapping safe for the Mercedes-Benz S engine?
Yes, MasterTuning's remapping for the Mercedes-Benz S 500 388HP is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the M278 engine.
Is the Mercedes-Benz ECU remapping reversible?
Absolutely. The original factory calibration of your Mercedes-Benz S 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.
Other Remaps You Might Like
Other Engines Mercedes-Benz S W221 - 2005 - 2013
Similar Power Mercedes-Benz
Most Popular Mercedes-Benz
Request a Free Quote
Configure your remap and receive a personalized quote in minutes
Your data is safe. No spam, just your quote.