Assault Charge Air Cleaner Kit – Raw / Machined (Billet Aluminum)
Dyno-Tested Performance Intake for Harley-Davidson Twin Cam Models (1999–2017)
The Assault Charge Air Cleaner Kit is engineered for riders who demand precision performance and aggressive style. Featuring a billet aluminum backing plate with a hidden integrated breather system, this high-flow intake delivers clean lines and powerful airflow gains. The kit includes a snap-in velocity stack for increased velocity and throttle response, plus a plexiglass outer cover that showcases the filter element while maintaining sleek visual appeal. Designed and tested on the dyno for real-world horsepower and torque improvements, the Assault Charge system represents the next evolution of American performance engineering — Made in the USA.
⚠️ WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov Optional Upgrade: Velocity Stack #1010-2218 (upgrades stock opening to 58 mm).
Key Features
Billet aluminum backing plate with hidden integrated breather system for clean installation
Snap-in velocity stack increases airflow and throttle response
High-flow cotton gauze filter is reusable — simply clean and re-oil
Plexiglass outer cover provides aggressive style and clear filter visibility
Dyno-developed and tested for proven performance gains
All necessary hardware and detailed instructions included
Optional 58 mm velocity stack available for further performance increase
Made in the USA
Performance & Fitment
The Assault Charge Air Cleaner (Raw/Machined) fits a wide range of Harley-Davidson Twin Cam carbureted and EFI models (1999–2017), excluding late Touring and select Softail/CVO models noted below. Ideal for custom bagger, Softail, or Dyna builds, this intake system enhances airflow efficiency, mid-range torque, and throttle precision while giving your engine bay an aggressive, race-inspired appearance.