Trask Assault 2 Into 1 Exhaust for 1999-2017 Dyna

• Assault 2 into 1 Exhaust System
• Heat Shields
• Mounting Bracket & Hardware
• Exhaust Gaskets

Aggressive 2 Into 1 Exhaust Performance
Designed to give your Dyna a deep, aggressive exhaust tone with the performance-focused look and feel riders expect from a premium 2 into 1 system.

TIG-Welded Stainless Steel Construction
Handcrafted from TIG-welded stainless steel for strength, durability, and a high-quality finish.

Mandrel-Bent Tubing
Mandrel-bent construction helps maintain smooth exhaust flow and consistent tube shape throughout the system.

Reinforced Double Slip-Fit Design
Built with reinforced double slip-fit construction for a secure, durable connection between exhaust sections.

Gusseted for Added Strength
Gusseted construction adds strength in key areas, making this exhaust a strong choice for hard-ridden Dyna builds.

18 mm O₂ Ports with 12 mm Reducers
Includes 18 mm O₂ ports with 12 mm reducers for easier tuning compatibility.

Optional Durable Black Finish
The black finish delivers a clean, aggressive look while helping resist heat and road wear.

Made in the U.S.A.
Handcrafted in the United States for riders who value premium materials, craftsmanship, and performance-focused construction.

• 1999–2017 Harley-Davidson Dyna Models

What does the Trask Assault Series 2 Into 1 Exhaust fit?
This exhaust is designed to fit 1999–2017 Harley-Davidson Dyna models.

What kind of sound does this exhaust have?
The Trask Assault Series 2 Into 1 Exhaust is designed to produce a deep, aggressive exhaust tone.

What is this exhaust made from?
It is handcrafted from TIG-welded, mandrel-bent stainless steel for strength, durability, and reliable performance.

Does this exhaust have O₂ sensor ports?
Yes. The system includes 18 mm O₂ ports with 12 mm reducers for easier tuning compatibility.

Is this exhaust good for performance builds?
Yes. With its 2 into 1 design, reinforced double slip-fit construction, gussets, and stainless steel build, this exhaust is a strong option for performance-focused Dyna builds.

What finish does this exhaust have?
This exhaust is offered in a raw stainless steel, polished or black finish designed to resist heat and road wear while giving the bike a clean, aggressive look.

Is this exhaust made in the U.S.A.?
Yes. The Trask Assault Series 2 Into 1 Exhaust is handcrafted in the U.S.A.

Is tuning recommended after installation?
Tuning is commonly recommended after installing an aftermarket exhaust to help optimize performance, throttle response, and overall ride quality.

Is professional installation recommended?
Yes. Professional installation is recommended to ensure proper fitment, clearance, mounting, and tuning compatibility.

Trask Assault 2 Into 1 Exhaust for Dyna Install Video