Big Sucker™ Stage 1 Air Cleaner Kit with Cover - Knuckle - Black FX Comes with a fitted rain

Comes with a fitted rain cover specially designed to protect your seat from water and dirt

CNC machined from 6061-T6 billet aluminum

Mounts to Harley-Davidson accessory sissy bars and most popular aftermarket brands with 5" width

Features precision-rolled threads for optimum engagement

Big Sucker™ Stage 1 Air Cleaner Kit with Cover - Knuckle - Black FX Comes with a fitted rainBig Sucker Stage 1 Air Cleaner Kit with Cover Knuckle Black All new next generation backing plate design Increases horsepower and torque Aluminum backing plate that features zero flat surfaces, every angle of the intake is designed to promote airflow One piece aluminum top filter place with integrated air venturi to direct airflow into the throttle body High performance filters are made from black pre oiled cotton for the best in airflow and