Pre Filter Assembly for DC17 Dyson 911236-01 (2-Pack) Aftermarket Product Sourced Exclusively by EFP - Exact Fit Parts Fits ALL Dyson DC-17 models including: DC17 Animal, DC17 Total Clean, DC17 All Floors, DC17 Absolute And DC17 Asthma & Allergy Replaces Dyson Part # 911236-01 Includes (2) pre-motor filters as pictured