Quote:
Originally Posted by orvillerg
orvillerg 07:07 PM Today
I currently have 09' 535i with active autowerks install. Thinking of getting Jb4 would both work on my car?..
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No you would want to remove the AA and install the JB4. Stacking is not a good idea.
You can stack a back end flash that is designed to work with the JB4 but using two separate tunes is not advisable.
Mike