Description
A quality filler cap and bung system is essential for any custom tank or reservoir build—it prevents fluid spillage, keeps contaminants out, and looks purposeful on the car. The Allstar Performance weld-in design offers a permanent, leak-free solution that integrates seamlessly into fabrication work. Black anodized aluminum construction delivers both durability and a clean aesthetic that matches modern motorsports standards.
- Bung and cap kit
- 1.375 in. OD
- Weld-on aluminum bung
- Aluminum threaded cap
- Black anodized finish
- Professional fabrication required






Reviews
There are no reviews yet.