Product Description
Trask Assault 2-1 Exhaust - 1999-2005 Dyna - Harley-Davidson
2-into-1 exhaust system for 1999-2005 Harley-Davidson Dyna models. Handcrafted in the USA from TIG-welded, mandrel-bent stainless steel. Reinforced double slip-fit and gusseted construction for durability. Deep, aggressive exhaust sound. Race-inspired wire-tied heat shields. 18mm O₂ ports with 12mm reducers for easy tuning. Complete hardware and mounting bracket included. Available in brushed stainless, black with stainless heat shields, black on black, or polished finish. Race use only, not CARB compliant.
Fitment
- 1999-2005 Harley-Davidson Dyna models
Features & Benefits
- TIG-Welded Construction - Hand-welded stainless steel for precision and strength
- Mandrel-Bent Stainless Steel - Smooth bends for optimized exhaust flow
- Reinforced Double Slip-Fit - Gusseted construction for added durability
- Deep, Aggressive Sound - Performance exhaust tone without harshness
- Race-Inspired Wire-Tied Heat Shields - Functional, race-style aesthetic
- 18mm O₂ Ports with 12mm Reducers - Straightforward tuning and sensor installation
- Clean Styling - 2-into-1 design for minimalist look
- Complete Hardware Included - Mounting bracket and all hardware provided
- Multiple Finish Options - Brushed stainless, black with stainless heat shields, black on black, polished
- Made in USA - Handcrafted with pride in Phoenix, Arizona
Why Upgrade?
Stock Dyna exhausts are restrictive and quiet. Trask Performance's Assault 2-into-1 exhaust changes that with clean styling, aggressive tone, and proven reliability. Handcrafted in the USA from TIG-welded, mandrel-bent stainless steel—this system is built to last. The reinforced double slip-fit and gusseted construction adds durability you can count on mile after mile. Mandrel bends ensure smooth, optimized exhaust flow for better performance. You get a deep, aggressive sound that announces your presence without being harsh or droning on long rides. Race-inspired wire-tied heat shields add a functional, motorsport aesthetic. 18mm O₂ ports with 12mm reducers make tuning straightforward—no guesswork, no adapters you'll lose. Complete hardware and mounting bracket included. Available in brushed stainless for classic looks, black with stainless heat shields for contrast, black on black for stealth, or polished for show-quality shine. Every Trask exhaust is handcrafted in Phoenix, Arizona with pride. If you want a 2-into-1 system that delivers performance, durability, and aggressive sound for your '99-'05 Dyna, the Trask Assault exhaust is the answer.
Note: Trask Assault 2-1 Exhaust. Part TM-5021. Fits 1999-2005 Harley-Davidson Dyna models. TIG-welded, mandrel-bent stainless steel construction. Reinforced double slip-fit and gusseted construction. Deep, aggressive exhaust sound. Race-inspired wire-tied heat shields. 18mm O₂ ports with 12mm reducers. Complete hardware and mounting bracket included. Finish options: brushed stainless, black with stainless heat shields, black on black, polished. Handcrafted in the USA (Phoenix, Arizona). Race use only. NOT CARB compliant. Not legal for sale or use in the United States on any pollution controlled motor vehicles.
Fitment
| 2005 | Harley-Davidson | FXDCI Super Glide Custom | - | - |
| 2004-2005 | Harley-Davidson | FXDLI Dyna Low Rider | - | - |
| 2004-2005 | Harley-Davidson | FXDWGI Dyna Wide Glide | - | - |
| 2004-2005 | Harley-Davidson | FXDI Dyna Super Glide | - | - |
| 2004-2005 | Harley-Davidson | FXDXI Dyna Super Glide Sport | - | - |
| 2002 | Harley-Davidson | FXDWG3 CVO Dyna Wide Glide | - | - |
| 2001-2003 | Harley-Davidson | FXDXT Dyna Super Glide T-Sport | - | - |
| 2001 | Harley-Davidson | FXDWG2 CVO Dyna Wide Glide | - | - |
| 2000-2003 | Harley-Davidson | Wide Glide EFI FXDWGI | - | - |
| 1999-2005 | Harley-Davidson | FXDX Dyna Super Glide Sport | - | - |
| 1995-2005 | Harley-Davidson | FXD Dyna Super Glide | - | - |
| 1995-2000 | Harley-Davidson | FXDS-Conv Dyna Convertible | - | - |
| 1993-2005 | Harley-Davidson | FXDL Dyna Low Rider | - | - |
| 1993-2005 | Harley-Davidson | FXDWG Dyna Wide Glide | - | - |
| 1992, 2005 | Harley-Davidson | FXDC Super Glide Custom | - | - |
| 1992 | Harley-Davidson | FXDB-D Dyna Glide Daytona | - | - |
| 1991 | Harley-Davidson | FXDB-S Dyna Glide Sturgis | - | - |
| MPN | TM-5021 |