Product Details: The SPECTRA PREMIUM INDUSTRIES, INC. GM25B Fuel Tank is a high-quality replacement component designed to restore the fuel storage system of your vehicle to its original performance standards. Manufactured with OE-approved Ni-Terne steel, this fuel tank offers exceptional corrosion resistance, ensuring durability and longevity even in challenging environments. The tank's design adheres to OE specifications, providing a precise fit and straightforward installation, which minimizes downtime and labor costs. Each unit undergoes rigorous leak testing after production to guarantee a secure and leak-free operation, enhancing safety and reliability. The inclusion of a lock ring with each tank simplifies the installation process, reducing repair time and ensuring a complete and secure fit. This fuel tank is engineered to accommodate gasoline containing up to 20% ethanol (E20) and diesel containing up to 5% biodiesel (B5), offering versatility for various fuel types. By choosing the GM25B Fuel Tank, fleet operators can ensure consistent fuel delivery, maintain optimal engine performance, and extend the service life of their vehicles, thereby reducing maintenance expenses and improving overall operational efficiency.