A mate of mine seems adament that there are some significant differences between the earlier mk4 GTi 1.8T ie 99 and 2000, to the later 1.8T of >2001is he right or is the only difference the standard wheels and maybe a few optional extras?
All covered here -> http://www.golfgtiforum.co.uk/index.php?topic=40194.0
the dbw system in itself is nothing special.. you can only heel-toe with a throttle cable though