to clarify the mounting point where smurf is suggesting, in the first few pics....
The little L bracket I made from scrap aluminum, to mount the ballast.

L bracket mounted (w/o the screw)
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Comparison shots. HID vs Stock.
(just for color comparison, we all know the brightness comparison)
STOCK

HID
Another

And Another
absolutely love em.... fan-effing-tastic.
pure white.
I have the 5000k from Richie.