Upgrade your charging system with a wide selection of Alternators for your 2003-2004 Dodge 5.9L Diesel. Upgraded high-output alternators are available that provide significantly more output than a stock unit and make sure your vehicle is up to the task. When you start adding electrical accessories to your truck, the factory charging system can quickly become inadequate. Equipment such as light bars, winches, and snowplows all need substantially more power than your stock alternator can provide. Featuring a direct bolt-on installation these alternators require zero modifications in most applications. They simply mount in the factory location and re-use the stock hardware and electrical connection. Shop today and get a new alternator for your vehicle. XDP offers many of the top alternators in the industry like Leece-Neville, Mean Green, XDP, and more!