The Spectra Premium Industries, Inc. FN573 Fuel Filler Neck is a precision-engineered component designed to ensure the safe and efficient transfer of fuel from the fuel tank to the vehicle's fuel system. Manufactured with high-quality steel, this fuel filler neck offers exceptional durability and resistance to corrosion, making it suitable for a wide range of vehicles. Its 10.25-inch length and 1.5-inch diameter are tailored to meet specific vehicle requirements, ensuring a precise fit and optimal performance. The unit features a quick-on cup type with a 1.5-inch diameter, facilitating easy and secure connections. Additionally, the FN573 includes a vent with a 0.75-inch inside diameter, enhancing the fuel system's efficiency by allowing proper ventilation. The steel construction of this fuel filler neck provides robust support and longevity, effectively preventing issues such as fuel leaks and system failures. Designed to meet or exceed original equipment specifications, the FN573 ensures reliable fuel delivery and contributes to the overall performance and safety of the vehicle. Its compatibility with various fuel types, including gasoline, makes it a versatile choice for fleet operators seeking to maintain their vehicles' fuel systems in optimal condition.