... ,not once business!So we will keep the best quality for you!WarrantyThere is 1 Year warranty directly from us . If ... Beam : H4-2, 9004-2. 9007-2 hid for low beam and halogen bulb for high beam, with 2 ballasts and installation clamps ... -4, 9004-4, 9007-4, 2 HID bulbs on each bulb, which works for high and low beam, with 4 ballasts and ...