Your Vehicle
Audi S3 2.0 TFSI 310hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible. Stage 2: remap combined with downpipe / sports air filter.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now Stage 2: quoted on request Ask for a quote
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph · Stage 1
Audi S3 2.0 TFSI 310hp: da 310 a 365HP
Values for Stage 1 (change the stage from the control above)
Remapping Audi S3
MasterTuning develops remapping for Audi. La Audi S3 2.0 TFSI 310hp può passare da 310 HP a 365 HP con un incremento di 55 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Audi S3 2.0 TFSI 310hp
The Audi S3 2.0 TFSI 310hp is equipped with a petrol engine that produces 310 HP and 400 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Audi can achieve 365 HP (+18%) and 480 Nm (+20%).
Our Stage 1 tuning for the S3 All delivers an impressive gain of +55 HP and +80 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code CJXB identifies this specific powerplant configuration. The Siemens/Continental Simos 12 / Siemens/Continental Simos 18 / Siemens/Continental Simos 19.6 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 310 HP from factory, this Audi S3 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 S3 2.0 TFSI 310hp
Factory technical data for the Audi S3 2.0 TFSI 310hp (All), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | CJXB |
|---|---|
| ECU / Control unit | Siemens/Continental Simos 12 / Siemens/Continental Simos 18 / Siemens/Continental Simos 19.6 |
| Fuel | Petrol |
| Compression ratio | 9.3 |
| Bore × stroke | 82.5 X 92.8 mm |
| Stock power | 310 HP · 400 Nm |
| Remapped power (Stage 1) | 365 HP (+55) · 480 Nm (+80) |
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 S3.
Frequently Asked Questions - Audi S3
How much power can I gain from remapping my Audi S3?
With MasterTuning Stage 1, your Audi S3 2.0 TFSI 310hp can gain +55 HP (from 310 to 365 HP) and +80 Nm of torque. This represents a 18% increase in power.
Is ECU remapping safe for the Audi S3 engine?
Yes, MasterTuning's remapping for the Audi S3 2.0 TFSI 310hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the CJXB engine.
Is the Audi ECU remapping reversible?
Absolutely. The original factory calibration of your Audi S3 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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