COMPATIBILITY: This 63117182520 Replacement Part is compatible with B-M-W 3-Series E90/E91/E92/E93 (2006-2013), X3 E83 (2004 - 2010), X5 E70 (2007 - 2013); compatible with MINI Cooper & Cooper S (R50/R52/R53), MINI Cooper, Cooper S, and Clubman (R55/R56/R57); compatible with Au-di TT (2010-2014) (NOTE! Multiple ballasts used for this model. Your existing ballast must say "307 329 153" or "307 329 193" on it); compatible with Ca-dil-lac DTS (2006-2011) (NOTE! Multiple ballasts used for this model. Your existing ballast must say "307 329 153" or "307 329 193" on it).
FEATURES: Xenon HID Headlight Ballast Module Control Unit Fits is a crucial part of hid lighting system, provides the voltage needed to start the lamp and regulates the electrical current of the light once it is lit. A failed ballast will cause bulb to burn.
QUALITY: The Xenon HID Headlight Ballast Module is made of the latest technology and high-quality materials to meet OEM specifications and is a direct replacement for the original factory parts, and is 100% tested before shipment to ensure superior performance and long service life.
INSTALLATION: 1.Remove the Headlight Bulbs!If you just noticed that your headlight is out, open your hood and access the headlight bulb through the access port in the back 2.Inspect the Headlight Bulbs!Remove the headlight bulb and inspect it for any discoloration or cracks. A good headlight bulb will look like the one pictured above.If no discoloration is present, switch both headlight bulbs from one headlight to another. 3.Replace the HID Ballast!If the same headlight still does not light up replace your HID Ballast. Please confirm the vehicle model and OE number before purchasing.