Twin Air 158555FRX Pre-Oiled Triple-Stage Air Filter for 2007-12 Honda CBR600RR 2001 Kawasaki KLF300 Bayou 4x4 2001 Yamaha YFS200 Blaster

2001 Yamaha YFS200 Blaster

1990 Polaris Indy Sport 340

(2) flat washers

2018 Honda TRX500 Foreman 4x4

2005-2006 Arctic Cat 500/500 FIS  Auto LE

Twin Air 158555FRX Pre-Oiled Triple-Stage Air Filter for 2007-12 Honda CBR600RR 2001 Kawasaki KLF300 Bayou 4x4 2001 Yamaha YFS200 BlasterPart Number: 158555FRX Featured a Backfire Resistant Triple Stage 15mm foam design The additional inner layer eliminates the the restrictive, stock backfire screen Fused layer design increases performance and protection Revolutionary micro gluing process minimizes seams New Round design boosts air flow Pre Oiled for quick installation Twin Air's breakthrough fused layer design provides an unbeatable combination performance and protection. The fused