Active filters
Race-derived BA air cleaner increases filter area by 33%, extends intake runners for improved airflow and throttle response. One-piece design with washable 3.335" filter for easier installation and service.
High-flow, one-piece air cleaner kit that produces measurable horsepower and torque gains. Includes washable 2.5" filter and convertible backing plate. Dyno-tested.
One-piece high-flow intake kit engineered to increase horsepower, torque and airflow; includes washable 2.5" filter and one-piece machined cage.
One-piece high-flow intake assembly delivering horsepower and torque gains; includes washable 2.5" filter, convertible backing plate, flow-bench developed and dyno-tested.
Race Series BA air cleaner kit with 33% larger filter area, one-piece design for simplified installation, high-flow washable 3.335" filter, bolt-on fit for Harley-Davidson motorcycles.
Bolt-on air cleaner for Harley-Davidson motorcycles; 33% larger filter area for improved airflow and power.
One-piece BA Series kit delivering high-flow performance, lengthened runners, convertible venting and a washable 2.5" filter.
High-flow BA Series air cleaner kit engineered for measurable horsepower and torque gains; includes washable 2.5" filter and one-piece design.
High-flow air cleaner kit delivering horsepower and torque gains. Includes washable 2.5" wide filter and convertible backing plate. Flow-bench developed and dyno-tested.
Max-volume side-mounted air cleaner kit for M8 motors with a forward-offset, slanted filter to boost airflow and improve leg clearance.
Max-volume side-mounted air cleaner kit that increases airflow and leg clearance; made in the USA.
Vents breathers to atmosphere, converts the Assault Charge air cleaner to external breathing, made in the USA.
Breather rebuild kit with two umbrella valves, two filters, and four O-rings. Made in the USA.