hey all quick question my friend has the same supra as me and today he got some headlights for his car but we kind of had a hard time putting them on he said he got them from ebay n on tha back was a black n a white wire unseen on the stock headlights and we dont know where to connect them i thought they needed to be grounded but that not the case .. i told him not to get the headlights they are some projector headlights any help ? thanks