Weld-In BungMale -16AN Aluminum Weld BungMale -16AN Aluminum Weld Bung; 1-5/16-12 SAE Thread; 1 5/8 in. Flange O.D.; 6061 Billet Aluminum ;SPECIFICATIONS:Material: 6061 Aluminum A/N Size: -16Thread Size: 1-5/16 in.-12 SAEFEATURES:AluminumIdeal For Any Project That Requires Custom Plumbing1 Year Limited WarrantyVibrant Performance weld bungs are an excellent and convenient way to handle a variety of applications such as aluminum radiators, oil pans, custom tank fabrication or any other project that is specialized and requires customized plumbing.Vibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact