K & N Air Filter - Yamaha Wolverine YA-8518 Handlebar Inserts for Minicross Rally Handguards Mounting hardware and siphon kit

Mounting hardware and siphon kit included

the power output and throttle response is now far worse than the stock exhaust

while the lower mounting brackets are powder-coated black

Stock Muffler: 11

Fitment: YZ450F 2006-2010

K & N Air Filter - Yamaha Wolverine YA-8518 Handlebar Inserts for Minicross Rally Handguards Mounting hardware and siphon kitFits 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.