Upgrade your motorcycle's performance with the FMF Q4 Hex Slip On Exhaust. Designed with advanced engineering, this exhaust system enhances exhaust flow while minimizing noise and power loss. With a U.S. Forestry approved spark arrestor, it ensures safety and compliance without compromising on performance. The FMF Q4 is a perfect choice for riders seeking both power and a quieter ride. Features: * Performance Engineering: Incorporates internal baffles, chambers, and space-age sound-absorbing materials to accelerate exhaust flow with less noise and minimal power loss. * Sound Compliance: Well under the 96db sound output on most machines to satisfy strict sound requirements. * Spark Arrestor: U.S. Forestry approved spark arrestor with a maintenance-free, stainless steel spark arrestor screen.