HQRP Air Filter Element Combo for Honda EG1400 EG1400X EG1400XK1 EZ1400 Generator/Honda F401 F401K1 F401K2 Rottotiller Coaster HQRP&reg; Air Filter Element Dual plus HQRP&reg; Coaster; Replaces Honda 17210-ZE0-505, 17210-ZE0-822, 17210-ZE8-820 Air Filter; Pre-filter included; Compatible with Original filter; 2 weeks DOA replacement warranty!