Audi S8 Plus D4: Stage 3, 907 hp
Stage 3: power up from 588 to 907 hp, torque from 748 to 1213 Nm.
Modifications
- Hybrid turbochargers
- Catless downpipes
- High-pressure fuel pump (HPFP) upgrade
- Cooling kit with an extra radiator and pump
- Intake system
- Water-methanol injection on Aquamist components
- Racing spark plugs
- Upgraded throttle body
- ECU software calibration
- TCU software calibration
All parts and software for this build are available in the RaceHub store.
Tuning stages
| Parameter | Stock | Tuned | Gain |
|---|---|---|---|
| Power | 588 hp | 907 hp | +319 |
| Torque | 748 Nm | 1213 Nm | +465 |
| 0–100 km/h | 4.0 s | 2.8 s | −1.2 |
| 100–200 km/h | 8.5 s | 5.7 s | −2.8 |
| 1/4 mile | 11.7 s | 10.2 s | −1.5 |
Gallery
Parts used
Turbosystems
4.0 TFSI EA824 upgrade turbochargers kit STAGE 2
SKU: 22067
Mike's Custom
Downpipes 3" for 4.0 TFSI EA824 - RS6 / RS7 / A8 / S8 / S6 / S7 / Continental GT
SKU: 22171
Turbosystems
Upgraded throttle body for VAG 4.0 TFSI
SKU: 22156
Turbosystems
Performance Vacuum Control Actuators for 4.0 TFSI EA824
SKU: 22162