Amazon.com: Genuine Honda Parts 17220-PCX-003 Air Filter for Honda S2000 : Automotive
K&N 00 Honda S2000 2.0L-L4 Drop In Air Filter – Hobby Shop Garage
changing engine air intake filter - S2KI Honda S2000 Forums
Amazon.com: K&N Engine Air Filter: Reusable, Clean Every 75,000 Miles, Washable, Premium, Replacement Car Air Filter: Compatible with 1999-2009 Honda S2000, E-2435 : Automotive
OEM Air filter S2000
Honda updated their oil filter for the S. : r/S2000