K&N Engineering YA-1009 High Flow Air Filter electrical-computers-meters-computer-accessories 2003 Harley Davidson FLSTFI Fat

2003 Harley Davidson FLSTFI Fat Boy

UP TO 11% MORE DURABILITY

H-D Shovelhead engine up to 93in

2006-2011 Harley Davidson FLHX Street Glide

Straight-line precision and optimal cornering stability

K&N Engineering YA-1009 High Flow Air Filter electrical-computers-meters-computer-accessories 2003 Harley Davidson FLSTFI FatHigh flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle. Designed to provide increased performance. Pleated media provides a large filtration area offering long service intervals. Multi layers of woven cotton gauze