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Audi A4 2.5 TDI 155hp
Technical Specifications
Power hp
Torque Nm
Power Graph
Audi A4 2.5 TDI 155hp: da 155 a 190HP
Remapping Audi A4
MasterTuning is a leader in developing remapping for Audi. La Audi A4 2.5 TDI 155hp può passare da 155 HP a 190 HP con un incremento di 35 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 A4 2.5 TDI 155hp
The Audi A4 2.5 TDI 155hp is equipped with a diesel engine that produces 155 HP and 310 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Audi can achieve 190 HP (+23%) and 390 Nm (+26%).
Our Stage 1 tuning for the A4 B6 - 2001 - 2004 delivers an impressive gain of +35 HP and +80 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code AYM identifies this specific powerplant configuration. The Bosch EDC15VM+ ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Audi responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Audi A4 2.5 TDI 155hp
Factory technical data for the Audi A4 2.5 TDI 155hp (B6 - 2001 - 2004), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | AYM |
|---|---|
| ECU / Control unit | Bosch EDC15VM+ |
| Fuel | Diesel |
| Compression ratio | 18.5 |
| Bore × stroke | 78.3 X 86.4 mm |
| Stock power | 155 HP · 310 Nm |
| Remapped power (Stage 1) | 190 HP (+35) · 390 Nm (+80) |
Frequently Asked Questions - Audi A4
How much power can I gain from remapping my Audi A4?
With MasterTuning Stage 1, your Audi A4 2.5 TDI 155hp can gain +35 HP (from 155 to 190 HP) and +80 Nm of torque. This represents a 23% increase in power.
Is ECU remapping safe for the Audi A4 engine?
Yes, MasterTuning's remapping for the Audi A4 2.5 TDI 155hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the AYM engine.
Is the Audi ECU remapping reversible?
Absolutely. The original factory calibration of your Audi A4 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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