OEM authentic HID ballast. 

Part number 130732931900.

Buyer is responsible to verify before bidding. My research shows the following vehicle applications:

Dodge Dart

Land Rover Range Rover 

Cadillac XTS

VOLCO C30 C70

Auction is for one used OEM D3S HID ballast.

I have a total of 7 available. Contact me outside eBay to inquire.