System Type: Slip-On Muffler. Muffler Type: RS-4. Mid-Pipe/Muffler/End Cap Type: Stainless/aluminum/carbon fiber. EMIS Code: 3.

• All Signature series exhaust are tested, documented and marked with appropriate EPA noise emissions labels
• Deos not require changing the motorcycle's emissions control systems
• Delivers huge power at a very light weight
• Uniquely-styled pentagonal muffler body with a carbon fiber cone end cap
• Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
• Two-staged, stepped baffle