Originally Posted by rbembas535i
Yes, JB4 is about the only one out here. You just have to check and see if your car has the CANBUS to hook up stage two, if not you have to run the N55 that is what I'm running. I would also get the USB cable so you can adjust the boost.
The only thing i was confused about is the stage 1 and stage 2? can i jump right into the stage 2 jb4?? How do i know if i can or cannot, i have a 2013 535xdrive MSport