Vance & Hines Adventure Hi-Output 450 Slip-On Crafted for adventure. Your ADV motorcycle deserves the finest. Vance & Hines' famous tradition of performance and perfection extends to the realm of adventure motorcycles with the Adventure Hi-Output 450 slip-on for the KTM 790/890 Adventure and the Husqvarna Norden 901. Whether you're exploring city streets or wilderness routes, this exhaust will make your experience unforgettable. Features: Stepped 4.5-inch Diameter Muffler CNC Machined Billet End Cap Compatible with Factory Saddlebags Optional US Forest Service Spark Arrestor Available Meets SAE J2825 Sound Standard 50-State Emission Compliant