As far as i am aware mine is an SP3 , it has momo leather interior instead of cloth recaros , it also has a high level spoiler but not sure if that was actually part of the SP3 pack or not. the irridescent Nuvola blue paint also came as an option at a cost of £1380 as were the sideskirts.
try this site it may help.
http://http://www.parkers.co.uk/cars...97.aspx?Page=7