2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 116Get this manual
3-68 FUEL SYSTEM (DFI) Air Filter
Air Filter Removal
eaRemove tthe seart ssoreageulpocnkgein.e Hood chapter)Remove he Disconnect the following from thte air filter [A] Air Suction Valve Hose [B]
Oil Separator Tank Hose [C] Remove the oil separator tank [D] (see Engine Lubrication System chapter)