Rush Slip On Muffler, Slash Down Cut for 2004-2008 Harley Davidson Sportster - 2.25" Street American Sportster &gt; EXHAUST &gt; Mufflers / Slip-ons &gt; Mufflers Primary Color= Chrome Size: 2.25 in Application: 04-08 SPORTSTER Rush Exhaust Mufflers 18601-225, Pair.