How about a 2003 3.0 SMG, electric leather, cruise, aerokit, KW variant 2 suspension, turner motorsport bush limiting kit, adjustable top mounts. OEM wind deflector, illuminated sills, dension mp3 player - just huge spec. Low miles - have a look at the car her:
http://www.virtualvehiclesolutions.co.uk/used-cars/bmw-z4-3-0i-2dr-smg-prenton-201108380216196
Looking for £9500 for it though - a bit more than you were looking to pay, but alot of car for the money.......