12v source? Please help!

[s383mmber1]

Ok guys, im almost finished wireing my Tems controller, but i need a good 12v wire to tap into. Which one? I can not get to the ignition. What other would work?

THanks!!!!!!!1

 

[IHI-RHC7]

There's plenty of 12V wires down there, mirror control, lumbar control, where are you mounting the controller?