Xenon HID Headlight Ballast 12V 35W 89030469 3D0909158 68019173AA 5408497 For Dodge For Magnum 2004-2010. Function: heat dissipation prevents overvoltage, undervoltage, overheating, no-load, short circuit, and reverse connection issues. Features: Increases current driving speed, saves energy, and enables quick start-up. Easy Installation: Simply replace your old or damaged HID headlight ballast with our product, saving time and effort. Rigorously tested for long-term use. Note: Please verify the part number before purchasing to ensure compatibility., Manufacturer: HNCWSM