The SPECTRA PREMIUM INDUSTRIES, INC. FN806 Fuel Filler Neck is engineered to provide a reliable and efficient solution for your vehicle's fuel delivery system. Designed with a 7.5" length and a 1.5" diameter, this steel fuel filler neck ensures a secure and leak-free connection between the fuel tank and the vehicle's exterior. Its Quick-On cup type facilitates easy installation, reducing downtime and labor costs. The unit is dual-coated for enhanced corrosion protection, extending its service life and maintaining optimal performance. Fit-tested on the specific vehicle application, it guarantees proper fitment and straightforward installation. Additionally, the fuel filler neck is leak-tested after production to ensure it is free from fuel and evaporative leaks, contributing to the vehicle's overall safety and compliance with emission standards. The design is tested with the original equipment (OE) fuel cap to prevent evaporative emission and check engine light failure, ensuring seamless integration with existing components. This fuel filler neck is compatible with diesel fuel types, making it suitable for a range of heavy-duty applications. By choosing the SPECTRA PREMIUM INDUSTRIES, INC. FN806 Fuel Filler Neck, fleet operators can expect enhanced durability, reduced maintenance costs, and improved operational efficiency.