K & N Air Filter - CBR500R HA-5013 Replacement Clutch Spring Set when using a rear tire

when using a rear tire with a larger diameter (like motorcycle race slicks and DOT race tires)

or any other solvents or spray-on cleaners

00 MM thick wall high heat grade Titanium tubing used on our Superbike exhaust systems

Classic 4" styling NH Series internals Machined aluminum end caps Aggressive sound Sold in pairs Made in the U

K & N Air Filter - CBR500R HA-5013 Replacement Clutch Spring Set when using a rear tireFits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit Fuel management modifications are not required for increased performance Pleated media provides a large filtration area offering long service intervals Designed to provide increased performance Made in the U. S. A.