Compatible with D2S/D2R headlight assembly. HID Xenon Bulb: Ultra Bright 3100 lumen Xenon bulb: Produces up to 5x brighter light then halogen, uses 35% less power, increases visibility, and made to last up to 5000-hour lifetime. Each item contatin 1 pair of bulbs (pack of 2 bulbs). Plug n play installation. Require aftermarket ballast, which does not included in the item.
