Rush Racing Products Slash Down Cut Slip On Muffler for 2008-2014 Harley Davidson FXDF, 2010-20 - 2.25" 3in. muffler Slash Down Cut For performance, quality and sound there is nothing else like a RUSH Performance Slip-On Muffler RUSH mufflers feature baffles that are wrapped in a high tech mat designed to disperse heat and retain sound State of the art chroming process allows RUSH to offer a 1-year limited warranty against manufacturers defects on RUSH chrome products