Your Vehicle
Audi RS5 2.9 Bi-Turbo V8 639hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Audi RS5 2.9 Bi-Turbo V8 639hp: da 639 a 710HP
Remapping Audi RS5
MasterTuning is a leader in developing remapping for Audi. La Audi RS5 2.9 Bi-Turbo V8 639hp può passare da 639 HP a 710 HP con un incremento di 71 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 RS5 2.9 Bi-Turbo V8 639hp
The Audi RS5 2.9 Bi-Turbo V8 639hp is equipped with a hybrid powertrain that produces 639 HP and 825 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Audi can achieve 710 HP (+11%) and 900 Nm (+9%).
Our Stage 1 tuning for the RS5 2026 - B10 delivers an impressive gain of +71 HP and +75 Nm, optimizing the hybrid powertrain's performance while maintaining reliability and staying within safe parameters.
As a hybrid powertrain, 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 RS5 2.9 Bi-Turbo V8 639hp
Factory technical data for the Audi RS5 2.9 Bi-Turbo V8 639hp (2026 - B10), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Fuel | Hybrid |
|---|---|
| Compression ratio | 10.9 |
| Bore × stroke | 84.5 X 86.0 mm |
| Stock power | 639 HP · 825 Nm |
| Remapped power (Stage 1) | 710 HP (+71) · 900 Nm (+75) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Audi RS5.
Frequently Asked Questions - Audi RS5
How much power can I gain from remapping my Audi RS5?
With MasterTuning Stage 1, your Audi RS5 2.9 Bi-Turbo V8 639hp can gain +71 HP (from 639 to 710 HP) and +75 Nm of torque. This represents a 11% increase in power.
Is ECU remapping safe for the Audi RS5 engine?
Yes, MasterTuning's remapping for the Audi RS5 2.9 Bi-Turbo V8 639hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the engine.
Is the Audi ECU remapping reversible?
Absolutely. The original factory calibration of your Audi RS5 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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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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