Enhance your Yamaha's performance with the MBRP AT-6402SP Sport Slip-On Muffler. Designed for those who demand a deeper, more aggressive exhaust note, this sport muffler offers a significant improvement in flow and power without the need for clutching modifications. Perfectly engineered for performance enthusiasts, the MBRP Sport series is a fantastic upgrade for your vehicle. Constructed from durable 304 stainless steel and featuring a ceramic-coated finish, the MBRP AT-6402SP muffler is lighter than stock, ensuring that you maintain your vehicle's agility while enjoying an impressive sound. This slip-on system meets stringent noise regulations, producing 96 dB at 4000 RPM, making it a great choice for both performance and compliance. Elevate your riding experience with MBRP's commitment to quality and performance. Features: * Mild exhaust note compared to utility systems * No clutching modifications required * Engineered to meet 96 dB at 4000 RPM * Constructed from lightweight 304 stainless steel * Ceramic coated for enhanced durability