Active filters
Pre-oiled, washable four-layer surgical-grade cotton filter; one-piece backing plate with hidden breather design; includes all hardware and instructions. Handmade in the USA.
- Hidden-breather design vents at injector/carb mouth
- Radius inlet for unobstructed airflow
- One-piece backing plate with integrated breather paths
- Includes all hardware and installation instructions
High-flow Big Sucker™ air filter kit with pre-oiled, washable red filters, hidden breather technology, and all hardware included.
High-flow inverted air cleaner kit with hidden breather technology and a CNC inverted top for improved throttle response and 360° filtration.
High-flow inverted design with hidden breathers and a washable synthetic filter for improved performance.
High-flow Inverted Series kit with Big Sucker™ hidden breathers and stainless-jacketed performance filter. Reusable, washable, and easy bolt-on installation.
Big Sucker hidden breather technology increases airflow and performance.
Water-resistant, reusable synthetic filter—rinse and re-use; no oil required.
Includes Arlen Ness forged billet cover.
Big Sucker hidden-breather air cleaner with increased filter area, water-resistant synthetic filter, reusable—rinse and re-use.
Big Sucker hidden breather design for efficient engine breathing.
Expanded filter surface area for increased airflow and performance.
Water-resistant, oil-free filter — rinse and reuse.
High-flow Monster Sucker® air cleaner with hidden breathers and a reusable, water-resistant synthetic filter; includes Arlen Ness forged billet cover.