The SPECTRA PREMIUM INDUSTRIES, INC. FN921 Fuel Tank Filler Neck is engineered to provide a precise fit and reliable performance for specific vehicle models. Designed with a 12-1/2" length and a 1" diameter, this filler neck features a Quick-On cup type, ensuring a secure and efficient fuel transfer. Manufactured from high-quality materials, it offers enhanced durability and resistance against corrosion, contributing to the longevity of the fuel system. The FN921 is compatible with gasoline fuels, including those containing up to 20% ethanol (E20), and is equipped with a 5/16" vent to facilitate proper fuel flow and prevent vapor lock. Installation is straightforward, requiring no modifications to the vehicle, which minimizes downtime and labor costs. This fuel tank filler neck is backed by a one-year warranty, reflecting the manufacturer's commitment to quality and customer satisfaction. By choosing the FN921, fleet operators can ensure consistent fuel delivery performance, reduce maintenance intervals, and maintain optimal vehicle uptime, thereby enhancing overall operational efficiency.