ARLEN NESS Beveled Monster Air Cleaner - Black 81-013 S1000R 2021-2023 insured and tracked on-line

insured and tracked on-line

Made with heavy duty poly-fabric construction for durability

but delivers improved results when used with 170cc Big Bore kit

seat or sissy bar

Exceptionally durable with zippered closure over rear wheel

ARLEN NESS Beveled Monster Air Cleaner - Black 81-013 S1000R 2021-2023 insured and tracked on-lineMonster Sucker kit features our patented Big Sucker hidden breather technology and more filter surface area for maximum performance Hidden breathers are O ringed at the heads and exit out the mouth of the throttle body to provide efficient engine breathing, eliminating the need for any external hoses or hardware Filter features a built in inverted top to pull in air not only from all sides of the filter but also from the front, which results in more