We help 1999 PONTIAC TRANS SPORT owners find the standard OEM replacement light bulbs and LED, HID, or even halogen aftermarket upgrades for every trim. There are many replacement bulb options to fit practically every TRANS SPORT vehicle since it first rolled off the assembly line. Many 1999 PONTIAC TRANS SPORT owners choose to upgrade stock headlights to a brighter, healthier, and more reliable LED set of lights. Nowadays, new LED projector sets are trendy.