The Snow Performance Nozzle Mounting Bung is a weldable threaded bung that make installing your injector nozzle easier when using thin-walled intake tubing. Simply drill a hole in your intake tube and weld in the bung. Your nozzle then has a strong threaded connection that can be used with confidence. The Nozzle Mounting Bung can also be used in many other applications such as mounting a nitrous nozzle, or even a boost gauge hookup. Available in steel or aluminum to work with your aluminum or steel intercooler pipes or intake system.