AN-4 Male to 7/16″-24 SS

This TightFit AN-4 Male to 7/16″-24 SS adapter is CNC machined from stainless steel and finished in raw form. It’s a UNF factory-thread-to-AN flare adapter, commonly used for OE turbo oil feed ports, suited to turbo oil feed and OE fuel rail systems. Like every TightFit fitting, it’s manufactured to strict tolerance control and backed by our 2-year limited warranty.