HQRP 2-Pack Air Filter Element for RED MAX EBZ8000, EBZ8001, EBZ8001RH, EBZ8050, EBZ8050RH, EBZ8500, EBZ8500RH Backpack Blowers Coaster HQRP&reg; 2-pack Air Filter Element plus HQRP&reg; Coaster; Replaces OEM: RED MAX 544271501 / T4012-82310 / T4012-82311; Fits Red Max EB7000 and EB8000 series backpack blowers; Length: 7 3/4" x Width: 5 3/32" x Height: 13/16"; Pre-filter not included; 2 weeks DOA replacement warranty!