Originally Posted by WishBone33
Does this work with all versions of the ECU software? I know BMW has released software updates in the past and i'm not sure which version i'm on now but i have an older jb3 that i had to take off so they could update my software and i've never put it back on.
Yes works with all software. The JB3 is discontinued which is why its lost its compatibility with newer software as development stopped.