dyno bike in Malton is registered dynojet centre,
http://www.dynobike.co.uk/ got a pc3 usb to go on mine, hoping to get it fitted before ta4 cos after mine came back from its 1st year service its now only managing 65-70 miles till fuel light which is 20% down on what i was getting 'pre' service.
There is a selection of maps available on:
http://www.powercommander.com/714-411.shtml