You can request for a Tuning Calibration for your Audi S8 2012 - 2018 4.0 TFSI 520hp vehicle on our file service site.
These Tuning Calibrations always made in real time suited to your needs and cars maximum ability.
All our Tuning files are made with maximum precision and care to be efficient.
In this particular case, we can increase the power of your engine from 520 HP to 680 HP, 900 Torque to 250 Torque within a Stage1 Calibration package.