Knuckle Stage 1 Big Sucker™, Chrome Air Filter:Black cotton /Stainless steel jacket This unit utilizes the OE

This unit utilizes the OE radio antenna cable & comes with a USB port for music Connectivity and maintains a stylish look

: Our Patented circuit with input and output clip indicators help match the source unit to the amplifier

Precision die-cast formed aluminum bucket

Harley-Davidson® Tuning Guide - Advisory

The housing was designed to provide exceptional heat dispersion by using Direct Ducted Cooling

Knuckle Stage 1 Big Sucker™, Chrome Air Filter:Black cotton /Stainless steel jacket This unit utilizes the OEBig Sucker Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & torque. The patented hidden breather backing plate is o ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware Knuckle Stage 1 Air Cleaner Cover Increases Horsepower & Torque Patented Hidden Breather Technology Pre Oiled High