2010-15 BETA RR/RS Q4 HEX W/SA SILENCER FMF 045522

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BETA RR/RS 350 2010 - 2017 BETA RR/RS 400/450/498/520 2010 - 2017 Part No.: 06-1966.FMF.Q4 FMF Part No.: 045522 For Closed Course Competition Use Only. Not Intended for Street Use. The FMF Q has always been in a league of its own, and our latest Q4 HEX is the most significant upgrade to date. You don't need to settle for a plugged-up moto muffler hampered by an insert when you can have a compliant muffler engineered for performance. Key Features: Less sound equals more ground. Meets USFS and FIM World Enduro sound regulations. Power gains throughout the entire RPM range. Spark arrestor included. Pounds lighter than stock. Additional Information: Unmatched reliability and performance from high-tech materials. Manufactured to exacting standards so the engine can be rebuilt with total confidence. Meets or exceeds OEM quality. Direct OEM replacement. Please see the image before ordering to avoid mistakes. Best value for money. ORO products are a high-quality replacement part and carry our guarantee of your satisfaction. Easy to install, but if unsure, please use a professional. Show more