As I understand it, you cannot fit HID head lights to a vehicle unless the manufacturer has already done it to the same model vehicle.
There has to be a series of things completed to get the vehicle past the police and vicroads DMR, etc. without achieving a penalty.
Apparently it's all covered in the ADR's. Some mention of washers (squirters), for the lenses,
Have to be self levelling (not sure if that's just the light itself, or the whole vehicle.)
As for the Driving lights, that's a whole other story.
I know I purchased a pair of LED H1 type globes with intention of fitting to my Hella rotating beacon lights.
The base is correct the first half with the Diodes is ok, but the middle bit is way too big to go through the reflector.
Have to do some alteration to make it work. Or find someone else who wants them more than me.
We need a sympathetic Engineer with access to and understanding of the current ADR Chronicles.
Just as an aside, Last year June 30, was supposed to be the Last day of any approvals for vehicles with modified or non original Engines in vehicles.
Dunno how the Hotrodders are getting on now, Or people like Mark's 4wd adaptors in Dandenong etc.
Be nice to get some credible info.
Just because you can buy 'em in a shop, does Not make 'em legal.