K & N Air Filter - Honda XR650R HA-6500 Women's Yamaha Tuning fork V-Neck T-Shirt Works great with the "GravesSpec"

Works great with the "GravesSpec" FTEcu map and when activated allows for smooth up-shifting and downshifting without using the clutch

Requires slight modification of stock throttle housing (by removing the factory throttle stops)

These stacks create a 6% power increase for $129

race bikes equipped with the Graves' velocity stacks

Max HP: 350

K & N Air Filter - Honda XR650R HA-6500 Women's Yamaha Tuning fork V-Neck T-Shirt Works great with the "GravesSpec"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.