Weld In Bungs and Fittings

Pit Stop USA is proud to offer the most complete line of adapter fittings for aviation fluid transfer technology in the automotive performance market. With over 25 years of experience, we have earned the trust of top racing teams worldwide. Our standard range of AN adapters in aluminum and steel is complemented by an extensive line of specialty adapter fittings. We carry the most comprehensive selection of AN plumbing products from leading brands such as Aeroquip, A-1 Performance Plumbing, Allstar Performance, Earl's, Fragola, Magnafuel, Mr. Gasket, Peterson Fluid Systems, Russell, Vibrant Performance, XRP, and more. From racing hose and hose ends to fittings, adapters, brake lines, and more, Pit Stop USA has everything you need for high-performance plumbing. Trust us for all your aviation fluid transfer technology needs and experience the difference in performance today!

If you're looking to add an o2 sensor, petcock drain, or plumbing fitting to automotive components like exhaust tubing, oil pans, fuel cells, or intake manifolds, then a quality weld-in bung is a smart choice. Weld-in bungs are not only essential for custom exhausts, but they can also save you time and hassle when adding fittings to oil pans or fuel cells. Additionally, weld-in bungs are useful for those building custom nitrous systems. At Pit Stop USA, we offer a variety of weld-in bungs in different sizes and threads, including aluminum and steel options and AN, metric, and NPT threads. Find the perfect weld-in bung for your automotive component needs at Pit Stop USA.