There are many advantages to high-intensity HID bulbs for vehicle owners. These advantages include the brightness and quality of light, power drain, and the fact they don't get hot. However, one of the things vehicle owners like the best is the fact that HID bulbs last longer than regular vehicle light bulbs. Why Do HID Bulbs Last Longer Than Others? One of the biggest physical differences between HID lights and other lights is the lack of a filament. Instead of using a filament, HID bulbs read more..