Yep 701 for 99 model and 702 for the 2000/1 model
http://www.powercommander.com/buynowbike.shtml Still worth checking the filter, just remove it and bridge it out for now, if it runs OK without the filter then you'll know it was the problem at around 3 bar of fuel pressure thats a fair amount of flow and it will certainly not help if the filter is starting to block up.