These Borla(r) 3" diameter tail pipes are designed to work with either Borla(r) 60637 60638 60731 or 60732 mid-sections / muffler assemblies or the Original Equipment (O.E.) mid-section / muffler assembly. They feature single 4.5" round bright chrome on T-304 stainless steel tips on each tail pipe. Tail pipes with black chrome on T-304 stainless steel tips and carbon fiber tips are also available. Includes heat shields on pipes. Built from premium T-304 austenitic stainless steel superior to T-400 series (such as 409) to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all Borla(r) stands behind our tail pipes with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.