Porsche 911 Carrera 4 ECU remapping
8 files available

About remapping
This entry covers the Porsche 911 Carrera 4, with 8 files in our catalogue, split between the 3.0 DFI Turbo of the current generations and the 3.4i and 3.6i naturally aspirated of earlier ones. It is the all-wheel-drive version of the Carrera range.
Stage 1 makes up 5 files, with 3 Stage 2. The ECUs are SDI21, SDI3, ME7.8 and ME7.
Model highlights
- ›5 Stage 1 files and 3 Stage 2 on a genuinely sporting base.
- ›Split between the 3.0 DFI Turbo and the 3.4i and 3.6i naturally aspirated.
- ›The all-wheel-drive version of the Carrera range.
- ›ECUs limited to SDI21, SDI3, ME7.8 and ME7.
Fuel split
Engines and gains
| Engine | Fuel | Stock | Stage 1 | Stage 2 |
|---|---|---|---|---|
| GT2 RS 3.8 | Petrol | 700 hp | 758 hp +58 | — |
| Turbo S 3.8 TT V6 | Petrol | 650 hp | 750 hp +100 | — |
| GT2 RS 3.6 | Petrol | 620 hp | 668 hp +48 | — |
| Carrera Turbo S Exclusive 3.8 | Petrol | 607 hp | 659 hp +52 | — |
| Carrera Turbo S 3.8 | Petrol | 580 hp | 638 hp +58 | 656 hp +76 |
| Carrera Turbo S 3.8 DFI | Petrol | 560 hp | 600 hp +40 | 618 hp +58 |
| Carrera Turbo 3.8 | Petrol | 540 hp | 640 hp +100 | 656 hp +116 |
| GT2 3.6 | Petrol | 530 hp | 572 hp +42 | — |
| Turbo S 3.8 | Petrol | 530 hp | 570 hp +40 | 590 hp +60 |
| Carrera Turbo 3.8 DFI | Petrol | 520 hp | 600 hp +80 | 618 hp +98 |
| 4.0 GT3 | Petrol | 510 hp | 530 hp +20 | — |
| GT3 RS 4.0 | Petrol | 500 hp | 520 hp +20 | — |
| Turbo 3.8 | Petrol | 500 hp | 568 hp +68 | — |
| GT3 RS 4.0 DFI | Petrol | 500 hp | 525 hp +25 | — |
| R 4.0 DFI | Petrol | 500 hp | 525 hp +25 | — |
| Turbo 3.6 | Petrol | 480 hp | 530 hp +50 | 550 hp +70 |
| GT3 3.8 DFI | Petrol | 475 hp | 500 hp +25 | — |
| Carrera GTS / Carrera 4 GTS 3.0T | Petrol | 450 hp | 518 hp +68 | 538 hp +88 |
| Carrera Turbo S 3.6 | Petrol | 450 hp | 490 hp +40 | — |
| S/4S 3.0 TT V6 | Petrol | 450 hp | 530 hp +80 | 550 hp +100 |
Indicative figures from the technical catalogue; confirmed when you request the file.
Power curve
Carrera GTS / Carrera 4 GTS 3.0T
ECUs
ECU manufacturers
Available services
Remapping services
Stage 1
Optimising the original map with no hardware changes: more power and torque, full reliability.
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
How does the 3.0 DFI Turbo compare with the naturally aspirated units?
The turbocharged unit has genuine headroom and responds far more strongly to a map. The naturally aspirated engines gain considerably less.
Does it affect the all-wheel-drive system?
No. The work is done on the engine ECU and does not alter the operation of the drivetrain.
How does it differ from the Carrera 2?
The Carrera 4 is the all-wheel-drive version; the Carrera 2 is rear-wheel drive. Each has its own entry in our catalogue.
