If you're smart, you don't. "HID kits" are widely available, but they are (all) illegal and dangerous. The only legitimate/safe/legal HID conversion is to install complete HID headlamp assemblies designed, built, tested, and certified as such. Halogen headlamps must use halogen bulbs. If your headlamps have already had an "HID kit" installed, remove it and put the correct bulbs back in.
how to change hid bulb in a 2007 escalade
The lenght of a H4 HID Bulb is about 4 cm from the tip of the bulb to the en of the bulb where it enters the docking plate
No. An hid bulb has a transformer (ballast) that produces a certain voltage needed to fire the gas in that lamp.
No
the NiteRider HID Firestorm produces 500 Lumens its bulb equals that of a 40watt incandesent bulb ,but with a much brighter white color
H1
Batteries plus stores part #Aut10087 $25 - $50 cheaper than dealer
Generally:Disconnect power supply to bulbPlug in HID Kit ballast unit to power supply to bulb. This may require drilling a hole in the rubber or plastic rear coverSecure Ballast unit to the vehicleRemove old bulbPlace HID bulb in holderConnecting output of ballast to HID bulbThis will vary from manufacturer to manufacturer, and your HID kit should come with instructions.
Any HID head lamp bulb above 6000K are illegal.
8,000K or 10,000K
H11
silverstar ultra or hid system......