Bassani 4 Slip-On Mufflers For Indian The Bassani 4 Slip-On Mufflers cater to riders seeking a more robust exhaust tone and improved performance. Designed for direct attachment to stock headers, these slip-on mufflers facilitate an effortless upgrade, promising a notable enhancement in both looks and sound quality for the motorcycle. Features: 4 muffler housings Black fluted billet end caps Removable baffles Easy to install Made in the USA