The Spectra Premium Industries, Inc. FN555 Fuel Filler Neck is a high-quality replacement component engineered to meet or exceed original equipment specifications. Designed for vehicles requiring a 30-inch length and 1.25-inch diameter, this steel fuel filler neck features a quick-on cup type for efficient fuel delivery. Manufactured with dual coating for enhanced corrosion protection, it ensures durability and longevity, even in challenging environments. The unit undergoes rigorous leak testing after production to confirm its integrity, preventing fuel and evaporative leaks. Additionally, it is fit-tested on the specific vehicle application to guarantee proper installation and function. This fuel filler neck is compatible with gas and flex fuel types, offering versatility for various vehicle models. Its OE design ensures an exact fit, form, and function, facilitating a straightforward installation process. By choosing the FN555 Fuel Filler Neck, fleet operators can maintain optimal fuel system performance, reduce maintenance downtime, and ensure the safety and reliability of their vehicles.