K & N Air Filter - ZX12R (Pair) KA-1299-1 Youth Yamaha Racing Snapback Hat The improved ride ability in

The improved ride ability in all environments is evident when using this setup

NX-Ring seal

Adjustment shaft is made of grade 5 titanium with a satin black fresh green process giving it a Rockwell 70 surface hardness

You will also need an FTEcu flash tune kit to active the shifting all sold separately

increases horsepower and reduces over 10 pounds from the RSV4's weight

K & N Air Filter - ZX12R (Pair) KA-1299-1 Youth Yamaha Racing Snapback Hat The improved ride ability inFits 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.