H9 hid bulb - Good/Better/Best grade options and ... , H4 (Low HID/High halogen),H4 Bixenon, H7, H8, H9, H10, H11, H13 (Low HID/High halogen), H13 Bixenon ... H3,H4-1,H4-2,H4-3,H7,H8,H9,H10,H11,H13-1,H13-2,H13-3, ... for heat elimination. Small Size,2: Some other ballast use cheap material ballast shell. Not good for heat elimination ... expand business better. HID Xenon Lamps & Bulbs,H9 hid bulb, 6000k 8000k 4300k