About

About Transfer Flow Transfer Flow manufactures aftermarket and OEM fuel tank systems, fuel tap kits, and retrofit filler neck kits for the automotive and work truck industry. About Transfer Flow Transfer Flow manufactures aftermarket and OEM fuel tank systems, fuel tap kits, and retrofit filler neck kits for the automotive and work truck industry. Transfer Flow is a California-based company known for designing and manufacturing high-capacity fuel tank systems for trucks, vans, and commercial vehicles. Founded in 1983 and headquartered in Chico, California, it has built a strong reputation in the aftermarket automotive industry for durable, U.S.-made fuel tank solutions and fuel filler neck kits. our products are widely used by individual truck owners, fleet managers, and upfitters who need reliable fuel capacity for work, towing, or long-distance driving. Since 1983, Transfer Flow has been committed to delivering high-quality aftermarket fuel tank systems to meet diverse needs. Our products are designed, engineered, and manufactured in the USA from American-made steel, adhering to the highest standards of quality. Transfer Flow is the leading American manufacturer of precision-engineered fuel systems, proudly designing and building fuel tanks and retrofit filler neck kits in Chico, California and Algood, Tennessee. From high-capacity replacement tanks to in-bed auxiliary systems, refueling tanks, and tank-and-toolbox combinations, our products are built for real-world performance. Driven by innovation and craftsmanship, we create durable, compliant solutions that extend range, maximize efficiency, and deliver uncompromising reliability wherever the road or job demands with American-made quality built into every level.