The Standard Ignition GDL403 is a 5/16" inside diameter, 14-1/2" long metal and plastic fuel line designed for direct-fit replacement in various vehicle models. This fuel line ensures proper fit, form, and function, facilitating a trouble-free installation process. Constructed with premium components and durable materials, it withstands harsh engine conditions, enhancing longevity and reliability. The GDL403 undergoes extensive testing and validation to ensure optimal performance and peak reliability, making it a dependable choice for fleet operations seeking to maintain fuel system integrity and vehicle uptime.