Just got a 5-speed one from e-bay brand new and boxed for £20. Says it's for the newer models but fitted on mines perfect. They had quite a few left if anyone fancies one:-
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=230355245519
Here's what mine looks like fitted:-
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=230355245519
Here's what mine looks like fitted:-