Arlen Ness 90 Degree Monster Sucker Air Cleaner Deep Cut Cover Black 81-009 Wild Ass Built from race proven designs

Built from race proven designs to Yamaha factory specifications

with 96mm Piston Bore

Replaces all of the OEM fork internals

for Aprilia RSV4 RF 2015-2017

Arlen Ness 90 Degree Monster Sucker Air Cleaner Deep Cut Cover Black 81-009 Wild Ass Built from race proven designsBrand: Arlen Ness Color: Regular Features: Manufacturer: Arlen Ness, Part Brand: Arlen Ness Brand: Arlen Ness Manufacturer Part Number: 81 009 Details: Arlen Ness 90 intake kit features patented Big Sucker hidden breather technology and more filter surface area than any other kit we know of on the market for maximum performance Ness hidden breathers are o ringed at the heads and exist out the mouth of the injector carb to provide efficient engine