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Audi A8 4.0 TFSI 420hp
Technical Specifications
Power hp
Torque Nm
Power Graph
Audi A8 4.0 TFSI 420hp: da 420 a 540HP
Remapping Audi A8
MasterTuning is a leader in developing remapping for Audi. La Audi A8 4.0 TFSI 420hp può passare da 420 HP a 540 HP con un incremento di 120 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 Audi A8 4.0 TFSI 420hp
The Audi A8 4.0 TFSI 420hp is equipped with a petrol engine that produces 420 HP and 600 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Audi can achieve 540 HP (+29%) and 800 Nm (+33%).
Our Stage 1 tuning for the A8 D4 - 2010 - 2016 delivers an impressive gain of +120 HP and +200 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code CEUA identifies this specific powerplant configuration. The Bosch MED17.1.1 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 420 HP from factory, this Audi A8 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 — Audi A8 4.0 TFSI 420hp
Factory technical data for the Audi A8 4.0 TFSI 420hp (D4 - 2010 - 2016), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | CEUA |
|---|---|
| ECU / Control unit | Bosch MED17.1.1 |
| Fuel | Benzina |
| Compression ratio | 10.1 |
| Bore × stroke | 84.5 X 89.0 mm |
| Stock power | 420 HP · 600 Nm |
| Remapped power (Stage 1) | 540 HP (+120) · 800 Nm (+200) |
Frequently Asked Questions - Audi A8
How much power can I gain from remapping my Audi A8?
With MasterTuning Stage 1, your Audi A8 4.0 TFSI 420hp can gain +120 HP (from 420 to 540 HP) and +200 Nm of torque. This represents a 29% increase in power.
Is ECU remapping safe for the Audi A8 engine?
Yes, MasterTuning's remapping for the Audi A8 4.0 TFSI 420hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the CEUA engine.
Is the Audi ECU remapping reversible?
Absolutely. The original factory calibration of your Audi A8 is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Audi 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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