The XDP Fuel Injector Hold Down Bolts (Black-Phosphate) are specifically designed to replace broken bolts in your 1998.5-2024 Dodge Ram 5.9L/6.7L Diesel engine. These essential components ensure that your injectors are securely fastened to the head, maintaining proper alignment of the injector connector tubes. Unlike other options, XDP bolts feature a durable black phosphate finish that not only enhances longevity but also resists corrosion under extreme conditions, making them a reliable choice for your diesel engine.