Your Vehicle
Audi A3 1.6 TDI 105hp
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 A3 1.6 TDI 105hp: da 105 a 140HP
Values for Stage 1 (change the stage from the control above)
Remapping Audi A3
MasterTuning develops remapping for Audi. La Audi A3 1.6 TDI 105hp può passare da 105 HP a 140 HP con un incremento di 35 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 A3 1.6 TDI 105hp
The Audi A3 1.6 TDI 105hp is equipped with a diesel engine that produces 105 HP and 250 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Audi can achieve 140 HP (+33%) and 320 Nm (+28%).
Our Stage 1 tuning for the A3 8P - 2008 - 2012 delivers an impressive gain of +35 HP and +70 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code CAY identifies this specific powerplant configuration. The Siemens/Continental PCR 2.1 / Bosch EDC17C64 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 A3 1.6 TDI 105hp
Factory technical data for the Audi A3 1.6 TDI 105hp (8P - 2008 - 2012), 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 | CAY |
|---|---|
| ECU / Control unit | Siemens/Continental PCR 2.1 / Bosch EDC17C64 |
| Fuel | Diesel |
| Compression ratio | 16.5 |
| Bore × stroke | 79.5 X 80.5 mm |
| Stock power | 105 HP · 250 Nm |
| Remapped power (Stage 1) | 140 HP (+35) · 320 Nm (+70) |
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 A3.
Frequently Asked Questions - Audi A3
How much power can I gain from remapping my Audi A3?
With MasterTuning Stage 1, your Audi A3 1.6 TDI 105hp can gain +35 HP (from 105 to 140 HP) and +70 Nm of torque. This represents a 33% increase in power.
Is ECU remapping safe for the Audi A3 engine?
Yes, MasterTuning's remapping for the Audi A3 1.6 TDI 105hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the CAY engine.
Is the Audi ECU remapping reversible?
Absolutely. The original factory calibration of your Audi A3 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.
Other Remaps You Might Like
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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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