Description
When you’re running fluid systems under pressure, connection reliability isn’t negotiable. This Allstar Performance weld bung gives you a permanent, leak-free junction point for fuel, oil, or coolant lines by welding directly into your custom fabrication. The 4AN female O-ring port accepts standard hose fittings, so you can integrate it seamlessly into any high-performance fuel system, transmission cooler setup, or engine bay plumbing without compromise.
- 4AN female O-ring
- Weld-on aluminum
- CNC-machined construction
- Natural finish
- Permanent installation
- Professional-grade fitting
- Sold individually









