The Spectra Premium Industries, Inc. FN548 Fuel Tank Filler Neck is engineered to provide a precise fit and reliable performance for your vehicle's fuel system. Designed to meet original equipment (OE) specifications, this fuel tank filler neck ensures seamless integration and optimal functionality. Constructed from high-quality steel, it offers enhanced durability and resistance to corrosion, extending the service life of your vehicle's fuel system components. The unit's dual coating provides additional protection against environmental factors, safeguarding against rust and wear. With a length of 24.5 inches and a diameter of 2.375 inches, it is tailored to fit specific vehicle applications, ensuring a secure and leak-free installation. The filler neck is rigorously leak-tested after production to confirm its integrity, preventing fuel and evaporative leaks that could compromise vehicle safety and performance. Compatibility with the OE fuel cap is verified to prevent evaporative emission issues and check engine light failures, maintaining the vehicle's emission control system's effectiveness. By choosing the Spectra Premium Industries, Inc. FN548 Fuel Tank Filler Neck, you are investing in a high-quality component that addresses common fuel system issues, such as corrosion and leakage, thereby enhancing the operational efficiency and longevity of your fleet vehicles.