Weldable threaded bung make installing your injector nozzle easier when using thin-walled intake tubing.
1/8? NPT threads for Snow Performance Boost Cooler Hyper-Sonic nozzle. Can also be used with nitrous nozzles etc.
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.