Engine · Audi S4 B6 2001 - 2004
S4 4.2 V8
Explore available calibrations, measured performance figures, and options for this engine.
- Fuel
- Gasoline
- Stock power
- 344 hp
- ECU access
- Standard access
- Available calibrations
- 4
Audi · S4Performance
Power+21 hp · +6%
365hp344 hp
Torque+20 Nm · +5%
430Nm410 Nm
What happens on the day
- 01
Diagnostic check
We inspect the whole vehicle before making any change.
- 02
Baseline dyno run
Stock output is measured on your own vehicle.
- 03
Backup and calibration
The factory file is saved before a safe, tailored calibration.
- 04
Final run and handover
We verify the datalogs and give you the results.