Audi S8 2012 - 2018 4.0 TFSI Plus 605hp
Real standard and upgraded performance figures for the 4.0 TFSI Plus 605hp engine in the Audi S8 2012 - 2018.
This page covers the 4.0 TFSI Plus 605hp as fitted to the Audi S8 2012 - 2018 — the figures below reflect that specific engine, not the model as a whole.
| Horsepower (HP) | Torque (Nm) | |
|---|---|---|
| Standard | 605 | 700 |
| Stage 1 | 680 | 900 |
| Stage 2 | 720 | 1000 |
- Make
- Audi
- Model
- S8
- Generation
- 2012 - 2018
- Engine
- 4.0 TFSI Plus 605hp
- Fuel type
- Turbo-Petrol
Frequently asked questions
Is Stage 1 tuning safe for the Audi S8 2012 - 2018 4.0 TFSI Plus 605hp?
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 4.0 TFSI Plus 605hp make after tuning?
Standard output is 605 HP / 700 Nm; Stage 1 on this engine typically reaches 680 HP / 900 Nm. Exact results can vary slightly with fuel quality and vehicle condition.
How long does a Audi S8 2012 - 2018 4.0 TFSI Plus 605hp 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 4.0 TFSI Plus 605hp 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.