Xenon Planet is one of the largest and fastest growing online retailers of specialized automotive products in the USA, Australia, Canada and all around the globe. Xenon Planet proudly offers the BMW 7296090 Xenon Ballast AL 130732931715 7296090 Xenon Ballast Control Unit. It is factory fitted on BMW, Buick, GM, Rolls Royce and many other different vehicles with D1S D1R 35W Gas Discharge HID headlights. If Xenon Light doesn’t turn on anymore and you see a bulb failure error message on the dashboard, it means that the Xenon control unit has failed. It is a direct replacement for the AL brand part. For more details, Visit our website now!