Big Sucker® air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & torque. Specially designed for Sportster® Iron/48/72 factory 8" air cleaner covers, these kit utilize Stage 2 sized filters to pull in the most air possible when using the factory cover

• Designed to fit 8" Sportster® Iron/48/72 Factory Air Cleaner Covers
• Increases Horsepower & Torque 
• Patented Hidden Breather Technology 
• Pre-Oiled Red High Performance Filters
• One-Piece Aluminum Backing Plate 
• Radius Air Inlet for Unobstructed Airflow