I had some questions along the same line when I did mine. I was very skeptical and nervous when I got to that point. I emailed Burger Tuning and they gave me some pointers.
It is basically the wires at the far right. Below is a pic of the first one I tapped in to. It is confusing because there are others of the same color to the left of it.
Originally Posted by Apex99
Nope. Nada. I didn't end up ordering Stage 2 cuz I never got clarity on this. If you find out how it's done, pleeez post it up. A thousand thanks!
2013 F10 535i xDrive Space Grey, Oyster Napa Leather, DHP, HUD, Rear Entertainment, Luxury and Executive Package