I ordered new tail lights for my 07 nightster, my new ones have a red, white, and black wires. the stock lights have black, purple, and blue. Which wires goes with which?

 

Take your pick;
https://www.google.com/search?q=wiri...ml%3B800%3B727


The Black is ground, one is Tail light the other Brake light,, it ain't rocket science,, just try'm.

 

I knew black matched with black, but wasnt sure about the others, i wil try it out.