Arlen Ness 90° Monster Sucker Air Cleaner – Deep Cut

The Monster Sucker from Arlen Ness combines extreme performance with a striking design. This Deep Cut version is made from black anodized billet aluminum with a Contrast Cut machined finish for an exclusive and aggressive look.

With the largest filter surface area of ​​any 90° air filter on the market, the Monster Sucker delivers exceptional airflow – perfect for everything from standard engines to high-performance setups.

The filter is made of high-flow black oiled cotton gauze, while the housing is CNC-machined from precision-forged billet aluminum for maximum durability and precision.
The patented hidden breathing channels provide optimal ventilation and a clean, streamlined look.

Features:

Black anodized Deep Cut design with Contrast Cut finish

Largest filter surface on the market for maximum airflow

High-performance black oiled cotton gauze filter

Highest quality CNC machined billet aluminum

Hidden internal breathing channels for a clean and elegant look

Rain sock available separately – item no. 590443

Replacement filter available as part no. 573499

Suitable for:

1991–2022 Sportster (except XR1200)