This fuel injector line set is designed to reliably route fuel from the rail to the vehicle injector. Commonly replaced when corroded or leaking, this line set is made of quality materials and is engineered for reliable performance and durability. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet C4500 Kodiak: 2003, 2004] - [Chevrolet C5500 Kodiak: 2003, 2004] - [Chevrolet Silverado 2500 HD: 2001, 2002, 2003, 2004] - [Chevrolet Silverado 3500: 2001, 2002, 2003, 2004] - [GMC C4500 Topkick: 2003, 2004] - [GMC C5500 Topkick: 2003, 2004] - [GMC Sierra 2500 HD: 2001, 2002, 2003, 2004] - [GMC Sierra 3500: 2001, 2002, 2003, 2004]