- 14" megaphone muffler
- Show-polished finish
- 2" outlet permanent baffle
- Distinctive look and aggressive sound
(2” optional noise reduction insert sold separately) - No fairing modifications required
- Aerospace quality, ultra lightweight stainless construction
- Includes (emissions/PAIR) block off cap and instructions for decel-pop reduction
- 3oz. tube of Permatex Ultra Copper® supplied with purchase
- Includes Brock’s lifetime direct support package
At no additional charge - Select from increased drivability/fuel mileage (pump gas) or
race-proven (race fuel) track maps via our map support program
At no additional charge - Click here to view logo plate color options
Our Best-Selling Exhaust System
The Alien Head™ Exhaust System combines our legendary race-proven performance with the distinctive look and sound of our Alien Head™ muffler and has become a favorite with custom builders to showcase more of today’s big tire/custom swingarms. Manufactured to stringent specifications, Brock personally designed and hand-tuned the Alien Head™ Full Exhaust System to find the ideal balance of performance and attitude.
Performance upgrade packages specifically designed for stock through heavily modified bikes. The Alien Head™ Exhaust System stands as the benchmark of cutting edge power, design, and style.