9006/HB4 is one of the most popular bulb sizes on the market. Found in low beam portion of many car and truck headlights as well as in fog lights of many vehicles. Want a safer car with more visibility while driving, with an added custom feel on top of that? Look no further than HIDkit.biz! We offer the best HID light kits on the market. These days everyone including their grandmother is choosing xenon gas over halogen filament. We all know how bothersome and poor quality the lights that came with your car are. Well quit whining like a baby and fit your car with some 9006 HID lights! The decision is just that simple. HID light kits are a snap to install because all you have to do is snap them into place! Get a pair of 9006 HID lights for your vehicle today! 9006 is also known as HB4.