You need to get an H4 bi-xenon relay harness.
http://www.retrosolutionsllc.com/servlet/the-245/HID-XENON-WIRING-HARNESS/Detail
I already have that. Bought it from theretrofitsource
You need to get an H4 bi-xenon relay harness.
http://www.retrosolutionsllc.com/servlet/the-245/HID-XENON-WIRING-HARNESS/Detail
The DDM ones are D2S base however they are cut slightly different than the standard OEM D2S bulb which makes it not fit into the FX-R bulb socket. The Morimotos are OEM replicas and one of the best aftermarket bulbs available.
Avoid Chinese bulbs like the DDM's at all costs.