K&N Intake System for Harley Davidson - Color (Red) - Style (Triangle) - Size (6-8)K&N's Street Metal Series High Flow Air Intake Systems provide a good looking appearance, offer increased airflow and deliver more horsepower & torque to your Harley Davidson motorcycle. These intake systems increase power by eliminating the stock OE air cleaner and replacing it with a complete High Flow Air Intake System. The sturdy, custom aluminum backing plate mounts directly to the throttle body via an aluminum integrated, internal run breather