The Spectra Premium Industries, Inc. FN782 Fuel Filler Neck is engineered to provide a precise fit and reliable performance, ensuring seamless integration into your vehicle's fuel system. Designed with a length of 7.25 inches and a diameter of 1.5 inches, this fuel filler neck features a Quick-On design, facilitating straightforward installation and secure attachment. Constructed from high-quality steel, it offers enhanced durability and resistance to corrosion, effectively extending the service life of your vehicle's fuel system. The FN782 is rigorously leak-tested post-production to confirm its integrity, preventing potential fuel or evaporative leaks that could compromise vehicle safety and performance. Additionally, it is designed to work seamlessly with the original equipment (OE) fuel cap, maintaining the vehicle's emission control system's effectiveness and preventing issues such as the check engine light activation. This fuel filler neck is compatible with diesel fuel systems, making it a suitable replacement for various diesel-powered vehicles. By choosing the FN782, fleet operators can ensure consistent fuel delivery performance, reduce maintenance downtime, and uphold the operational efficiency of their vehicles.