Audi A6 C7 - 2011 - 2018 S6 4.0 TFSI 420hp
Real standard and upgraded performance figures for the S6 4.0 TFSI 420hp engine in the Audi A6 C7 - 2011 - 2018.
This page covers the S6 4.0 TFSI 420hp as fitted to the Audi A6 C7 - 2011 - 2018 — the figures below reflect that specific engine, not the model as a whole.
| Horsepower (HP) | Torque (Nm) | |
|---|---|---|
| Standard | 420 | 550 |
| Stage 1 | 540 | 800 |
| Stage 2 | 600 | 925 |
- Make
- Audi
- Model
- A6
- Generation
- C7 - 2011 - 2018
- Engine
- S6 4.0 TFSI 420hp
- Fuel type
- Turbo-Petrol
Frequently asked questions
Is Stage 1 tuning safe for the Audi A6 C7 - 2011 - 2018 S6 4.0 TFSI 420hp?
Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.
How much more power does the S6 4.0 TFSI 420hp make after tuning?
Standard output is 420 HP / 550 Nm; Stage 1 on this engine typically reaches 540 HP / 800 Nm. Exact results can vary slightly with fuel quality and vehicle condition.
How long does a Audi A6 C7 - 2011 - 2018 S6 4.0 TFSI 420hp remap take?
Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.
Can the S6 4.0 TFSI 420hp be reverted to its original file?
Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.