Just needs an ECU set up to ignore any semblance of fuel-efficiency - or you can get a little 'flamer' unit that uses meths/diesel/gas to give you a similar effect (to be seen at a local Maccy D's cruise near you).
god only nos i was told the latest i would have to wait is end of january, after many messages on different forums i was informed the kit is now more likely end of feb, begining of march and to be honest im getting bored of moving deadlines all the time, gaurantee it will be mid may at this rate.