Arlen Ness 18-820 Smooth Stage 2 Big Sucker™, Black toy bear Improved engine performance – higher

Improved engine performance – higher lift and optimized cam timing

Trade pretty for gritty when you wear the That's A Wrap

while the back pays homage to the birthplace of Harley-Davidson: Milwaukee

craftmanship and convenience -- just the beginning

along with Old Glory draped in the background including a visual reference to the Thin Blue Line

Arlen Ness 18-820 Smooth Stage 2 Big Sucker™, Black toy bear Improved engine performance – higherArlen Ness 18 820 Big Sucker Stage 2 air cleaners retain all the performance gaining features of the Stage 1 plus a 20% larger filter fore even more airflow. Each Stage 2 features our patented hidden breather backing plate that is o ringed at the heads and exits inside the mouth of the throttle body, eliminating the need for any external hoses or hardware Smooth Stage 2 Cover Increases Horsepower & Torque 20% Larger Filter Than Stage 1 Patented Hidden