The PowerCore 4 Features Many of the Design and Engineering Features of FMF's Top-Of-The-Line Factory 4.1 Exhaust - Factory Forward Engineering, Durable Fixed Mount and Sleek Formed Endcaps. Although Made as a Price Point Muffler, FMF Didnt Cut Corners on Material. They Utilize Aircraft Grade Aluminum for the Canister and New Fixed Mount. Strong, High Grade Stainless Steel Is Used for the Formed Front and Rear Endcaps as Well as the Mandrel Bent Midpipe.Completely Redesigned for All Late Model ApplicationsAluminum Performance Muffler With Durable Stainless Steel Components Easily Serviced for RepackingIncludes Muffler and HeaderPlease Note: The Image Displayed Is Representative of the Item, but May Vary Slightly Depending on Your Specific Model.Fits the Following Honda Models:XR50R 2000-2003CRF50F 2004-2009