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Product Code: 393576
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Product Description
 
14" megaphone muffler
Show-polished finish
2" outlet permanent baffle
Distinctive look/Aggressive sound (2 optional noise reduction insert sold separately)
Some fairing modifications are 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
exhaust system purchase
Includes Brock's lifetime direct support package
At no additional charge

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 todays 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.


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Motorcycle Parts > Exhaust > Yamaha > YZF-R1 > 2007-2008
Motorcycle Parts > Exhaust > Yamaha > YZF-R1