Rinehart 4 Slip-On Mufflers For Indian Make sure the world knows you're riding an Indian! 4 slip-on mufflers from Rinehart Racing deliver thunderous sound and great looks to boot. These mufflers were designed for Indian motorcycles using the same race-proven baffle design as Rinehart Racing's True Dual Systems, meaning they're precision-machined in America to work with OE head pipes or match perfectly with their Slimline Dual Headers. If you're installing on catalyst-equipped OE pipes, there's no tuning needed or required. You can also mix and match your style, as these 4 slip-ons are available in chrome or black with matching or contrasting end caps. Your bike, your choice. Features: The new slip-ons utilize Rinehart Racings distinctive sound technology and performance promise along with that classic Rinehart Racing look Designed to be a pure slip-on with no tuning or modifications are necessary Step up and give your Indian that distinctive Rinehart Racing sound on your Thunder Stroke 111 engine American-made pipes for American-made bikes Note: End cap logo may not match image, may be engraved or printed.