K & N Air Filter - YZF R6 YA-6006 Slip-on Aprilia RS660 21-23 (race application)

Aprilia RS660 21-23 (race application) use Graves Mount DMA-21RS66-K

Total weight savings = -8

including full wrap-around

Easy access to fork bolts and axle nut

For customers that need a US Forrest Approved insert for riding and a quieter exhaust note

K & N Air Filter - YZF R6 YA-6006 Slip-on Aprilia RS660 21-23 (race application)Fits 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.