Brocks Performance Alien Head Stainless Full Exhaust System w/ 14" Muffler for 2009-16 GSXR1000, 394850. The Alien HeadTM Exhaust System combines our legendary race-proven performance with the distinctive look and sound of our Alien HeadTM 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 HeadTM Full Exhaust System to find the ideal balance of performance and attitude. The Alien HeadTM Exhaust System stands as the benchmark of cutting edge power, design, and style.

• 14" megaphone muffler with 2" outlet permanent baffle, Show-polished finish, Stainless Header,
• Distinctive look/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
• Best Prices - Best Customer Service

14" megaphone muffler with 2" outlet permanent baffle, Show-polished finish, Stainless Header,Brock's Performance