Use Blue away) or the stuff jay sells (Blue Job).
either is fine. Make sure your cloth is damp and for yellow pipes like yours you should remove shields first for best cleaning. They will look like new but it needs to be done every couple times out to stay that way. I do mine at most shows when the pipes cool or right before I leave for a show.
tom
http://www.motosupply.bigstep.com/it...&PRID=1368819: