Fittings & Plugs

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!