Citroen DS3 Racing ECU remapping
5 files available

About remapping
The Citroën DS3 Racing accounts for 5 files in our catalogue, entirely the 1.6 THP turbocharged petrol including the 207 hp version. It is the sporting version of the DS3, prepared by Citroën Racing.
Every one of the 5 files is Stage 2, with no Stage 1 recorded — a profile reflecting cars that arrive already modified in hardware. The ECUs are MED17.4.2 and MED17_4_2.
Model highlights
- ›5 Stage 2 files: a profile entirely of modified cars.
- ›Entirely the 1.6 THP turbocharged petrol, including the 207 hp version.
- ›Prepared by Citroën Racing.
- ›ECUs limited to MED17.4.2 and MED17_4_2.
Fuel split
Engines and gains
| Engine | Fuel | Stock | Stage 1 | Stage 2 |
|---|---|---|---|---|
| 1.6 Thp Racing | Petrol | 207 hp | 225 hp +18 | 235 hp +28 |
| 1.6 16V | Petrol | 120 hp | 134 hp +14 | — |
Indicative figures from the technical catalogue; confirmed when you request the file.
Power curve
1.6 16V
ECUs
ECU manufacturers
Available services
Remapping services
Stage 2
Remap for vehicles with mechanical upgrades (intake, exhaust, intercooler…).
Why remap with Repromatronic
- ✓More power and torque with engine-safe tuning
- ✓Sharper throttle response and nicer driving
- ✓Potential fuel savings in normal driving
- ✓Files built from the original and 100% reversible
- ✓Made by technicians with thousands of projects behind them
Are you a driver?
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Log in as a professionalFrequently asked questions
Why is everything Stage 2 here?
These cars are bought by enthusiasts and almost always arrive with exhaust or intake hardware already fitted.
How much does the 1.6 THP take?
It is a turbocharged petrol with genuine headroom, which is why it is such a popular tuning base.
Do you have Stage 1 for this model?
Not classified in this group, but our other DS3 entries do. Ask us with your car's details.
