Maximus 200W D4 Tubes For HID - Each - For Head Lights | Headlamps | Bulb | LightMaximus 200W D4 Tubes For HID Each Maximus 200W D4 Tubes are specifically made for High Intensity Discharge (HID) lighting applications; providing the brightest possible lighting and high end durability for any car headlight. Designed to outlast and outshine your factory HID bulbs, you can rely on these automotive quality tubes to produce the safest and most comfortable light on the road. Product overview For use with D4S HID systems 200W power for