These MagnaFlow universal stainless steel ball flange kits are designed to help you turn any exhaust system into a truly bolt-on system. They include a male and female end that connect to one another, while the other ends can be clamped on or welded to your existing sections. The kits include pieces manufactured from stainless steel and are backed by MagnaFlow's lifetime warranty. They are available in your choice of three different pipe size diameters, so you can choose what's right for your exhaust system.