Trask TM-1021BK Assault High-Flow Air Cleaner Black EFI

The Trask TM-1021BK Assault Charge Air Cleaner combines timeless styling with dyno-proven performance for Harley-Davidson Twin Cam motorcycles. Rated one of the highest flowing Harley-Davidson air cleaner kits on the market by third party testing, this complete system delivers approximately 8 horsepower gains over stock while improving fuel efficiency.

Key Features:

• Billet aluminum backing plate with concealed integrated breather recirculation system for a clean, OEM-style installation
• Magnetic snap-in velocity stack enhances airflow and allows for easy customization
• Clear LEXAN outer cover showcases the internal components with an aggressive look
• High-capacity reusable air filter - simply clean and re-oil for continued performance
• Direct stock replacement design with integrated breather system that recirculates head pressure back into the throttle body
• Dyno-developed and rigorously tested for proven results
• Made in the USA with precision CNC-machined components

This flat black finish air cleaner kit is designed specifically for 2000-2017 Twin Cam models with Delphi EFI cable-operated throttle systems and 1999-2006 Big Twin models with CV carburetors. The complete kit includes everything needed for installation and is a tasteful upgrade that combines form and function.