Working on a mk2 scirocco currently having an AUM lump fitted along with full OEM looms and ECU, also fitting the Audi A3 8L dash/clocks/loom ect, lots to do and finish hoping to learn so i can decat and remove the post cat lambda, remove all the SAI crap and other little bits and bobs, i have ZERO experience in ecu management and mapping but i have a very good electronics background, i have a Galleto cable and also vag tacho along with vcds and a chap ass 'Dumb' k-line cable, im open to learning new things.

Go here for some understanding of Tuning in general. Considering your vehicle, all you should concern yourself with is the software that we use
http://s4wiki.com/wiki/Tuning

- Hello from Australia!