Universal Clamp-On Air Intake Filter: High Performance Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 5.5 In, Flange Length: 1.125 In, Shape: Round Tapered, Rg-1001Rd

K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium: Flange Diameter: 4 In, Filter Height: 5.5 In, Flange Length: 1.125 In, Shape: Round Tapered, RG-1001RD

TCMI Air Filter Cover for Car Cold Air Intake Filter Cover Wrap Dustproof, Air Intake Filter Sock Cover for Harley Touring, Universal for High Flow Air Intake Filters (S)

K&N Air Filter Cleaning Kit: Aerosol Filter Cleaner and Oil Kit; Restores Engine Air Filter Performance; Service Kit-99-5000, Multi