new SPS braided stainless crankcase breather kit. It is complete with the correct billet alloy  clutch cover adaptor to screw into you clutch cover. This is the more expensive type with the 45 degree forged fitting to angle the pipe in sharper.Good idea on a big bore kitted or tuned motor. Killer looks! see our other listings for many more gs/gsx/gsxr tuning parts, new and used