I know this is for mk3's but this is a cool vid of a blk mk4 well tuned racing and cruising all over some city in the N.E. It's pretty cool, only really gets beat by another mk4 but he was running low boost and actually started ppulling then let off, of course 18psi is his low boost.
http://videos.streetfire.net/video/976de828-12a0-4e56-aebc-fe11523700c1.htm
http://videos.streetfire.net/video/976de828-12a0-4e56-aebc-fe11523700c1.htm