K&N Buell Firebolt/Lightning/Ulysses Replacement Air Filter

K&N's high-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.

K&N's high-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.

Pleated media provides a large filtration area offering long service intervals

Multiple layers of woven cotton gauze media offers excellent filtration

K&N Buell Firebolt/Lightning/Ulysses Replacement Air Filter

Designed to provide increased horsepower and torque

Washable & reusable, pre-oiled and ready to ride

Application specific base seal and sealing bead

No-Hassle Lifetime Limited Warranty

Made in the USA for over 40 years

Replacement Air Filter

Engine Air Filter

Air Filter