Trask Big Papi Air Cleaner for 2018–2026 M8 Softail

High-Flow Air Cleaner Upgrade
Designed to move significantly more air than the factory intake system, helping improve throttle response and support stronger power delivery.

Built for M8 Softail Performance
Engineered for 2018–2026 Harley-Davidson M8 Softail models equipped with Milwaukee-Eight Gen 1 or Gen 2 engines.

High-Capacity Air Filter
The high-capacity filter helps reduce intake restriction, allowing your engine to breathe more efficiently.

Internal Velocity Stack
Works with the air filter to improve airflow direction and intake efficiency for stronger response across the power curve.

Billet Aluminum Backing Plate
Features a precision-machined billet aluminum backing plate for strength, durability, and premium fitment.

Integrated Breather Recirculation System
The billet backing plate includes integrated breather recirculation for a clean, efficient intake setup.

Rain Sock Included
Includes a rain sock to help protect the air cleaner when riding in wet conditions.

Trask External Breather Kit Included for Gen 1 M8 Models
The Trask External Breather Kit, TM-1023-11-B, is included for Gen 1 M8 Softail applications only.

Dyno-Developed Performance
Designed and tested on the dyno for measurable performance gains and improved real-world ride quality.

Direct Stock Replacement
Designed as a direct replacement for the factory air cleaner, making it a clean and efficient upgrade without unnecessary installation hassle.

Timeless Custom Style
Combines classic styling with modern performance, giving your M8 Softail a refined, high-end look.

Made in the U.S.A.
Manufactured in the United States for riders who value quality, craftsmanship, and proven performance.