But not just for use, i need to retrofit my HID's into these housing so i need a pair of cheap **** bulbs. the cheaper the better, cause im gonna smash em out and use them as holders for my HID bulbs. anyone know where i could get some, or want to ell some blown bulbs for a little profit...by the way why do they sell H4 bulbs for the car then 9006 bulbs. I thought they were the same size but one was used for high and low beams while one wasn't