K&N RU-4990 Universal Round Tapered Performance Washable Air Filter for Intake

K&N Round Tapered Universal Clamp-On Air Filter RU-5147

K&N Universal Air Cleaner Assembly RU-5147 High Performance Filter

Red 3" 76mm High Flow Inlet Dry Air Filter Cone Replacement for Cold Air Intake

K&N Style 2.5" cold air intake replacement / rechargeable air filter

K&N RU-4990 Universal Round Tapered Performance Washable Air Filter for Intake

K&N RU-5147 Universal Round Tapered Performance Washable Air Filter for Intake

3" 76mm High Flow Inlet Cleaner Dry Filter Cold Air Intake Cone Replacement Red