Weld-on Mass Air Flow Sensor Adapter Flange 3.0” (76mm) Outside Diameter *Sensor NOT included. Reuse factory sensor. --- CNC machined from 6061 billet aluminum --- Stainless steel hardware --- Flange designed to match the factory shape of sensor --- Hand inspected for consistent high quality --- Suitable for welding, power coating, anodizing or polishing ---Made in the USA Personalize your build with an MRP component and make your custom project stand out from the crowd. A product of Performance MRP.