The Spectra Premium Industries, Inc. FN530 Fuel Filler Neck is a high-quality replacement component designed to meet or exceed original equipment specifications. This fuel filler neck features a 17.5-inch length and a 1.75-inch diameter, ensuring a precise fit for various vehicle applications. Constructed from durable steel, it offers enhanced corrosion resistance and longevity, effectively preventing fuel leaks and maintaining optimal fuel system performance. The FN530 is engineered with a threaded cup and includes a vent with a 0.75-inch inside diameter, facilitating proper fuel flow and venting. Designed for easy installation, it is compatible with diesel fuel systems and is leak-tested after production to ensure reliability. This fuel filler neck is an essential component for maintaining the integrity of your vehicle's fuel system, contributing to efficient fuel delivery and overall vehicle performance.