Yoshimura RS-4 Stainless/Aluminum Slip-On Exhaust

Includes: RS-4 Aluminum muffler, stainless steel tail-pipe, installation hardware, & detailed step-by-step instructions.

Features:

• Polyresonant Duplex Chamber
• Two-Staged Stepped Baffle
• Maximized Muffler Volume
• Innovative Carbon Cone End-cap
• Inserts for AMA Pro and other racing requirements, and USFS Approved Inserts