Product details:

Hedman Hedders 22105: Header Reducers, 2.50 in. Inlet, 2.50 in. Outlet, 3-Bolt Flange, Stainless Steel, Natural, Includes, Flanges, Gaskets, Hardware, Kit - Make adapting headers to your exhaust system easier, with these Hedman header reducers. The reducers include all necessary flanges, gaskets, and hardware and are available in a variety of sizes to suit your needs.