You can request for a Tuning Calibration for your Audi A4 B6 - 2001 - 2004 1.8T 20v 163hp 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 163 HP to 200 HP, 225 Torque to 320 Torque within a Stage1 Calibration package.