High-flow air cleaner with hidden breather design, water-resistant media, and washable, no-oil maintenance.
Active filters
Maximum airflow from Big Sucker hidden breather technology and a water-resistant, reusable synthetic filter. Includes Arlen Ness forged billet cover.
Stage 1 air filter kit with O-ringed breathers, oil-return ventilation, and washable, reusable pre-treated cotton filter media.
Machined-housing intake assembly with transparent window and high-flow, pre-treated filter for improved engine breathing.
High-flow inverted air cleaner kit with hidden breathers and a washable synthetic filter; no external hoses required.
High-performance, pre-oiled filter that’s washable and reusable; increases horsepower and torque; includes all hardware and instructions.
Pre-oiled, washable high-performance filter kit with hidden breather technology; increases horsepower and torque. Includes all hardware and instructions.
Pre-oiled, washable performance air filter kit that increases horsepower and torque. Includes all necessary hardware and instructions.
Washable, pre-oiled performance filter with hidden breather technology; increases horsepower and torque. All hardware and instructions included.
Pre-oiled, washable four-layer surgical-grade cotton filter with hidden breather design for improved horsepower and torque. All necessary hardware and instructions included.