wel, first question would be:
- what do you mean by 4x6 HID's.
If you mean projectors using real Xenon bulbs...then there are a couple I found so far:
these: expensive baby's
http://www.brightheadlights-hid.com/...ghts-x4656.htm
of these used in Pontiac Firebirds (also 4x6)
http://tinyurl.com/283gwqn
or these:
http://norcalmr2.com/pegasusjr/
the first two are bi-xenon as far as I know, So Hi and Lo in one unit. The last one is just Low beam.
Dont buy the EBAY crap. they suck mucho....Blu'Burban on this forum also found this out himself.