K&N Engineering DU-1007 High Flow Air Filter engine-cylinder-heads-head-bolt-kit 1983-1992 Harley Davidson FXRT Sport

1983-1992 Harley Davidson FXRT Sport Glide

Can be used with almost any exhaust header

Race-derived technology for maximum engine acceleration

2018-2019 Yamaha YZ450F

1994 KTM 440 SX

K&N Engineering DU-1007 High Flow Air Filter engine-cylinder-heads-head-bolt-kit 1983-1992 Harley Davidson FXRT SportHigh 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