Might want to consider upgrading to an aftermarket LED bulb type - especially if you want to match the color of the xenons. Just make sure they come with a ballast and state that they won't give off any error messages.
2015 BMW 435i GC MSport (ED Sept 29, 2014)
2004 BMW 530i (retired)
2010 Lexus RX350 AWD (hers)