Quote:
Originally Posted by dewey4262
From my research there are not any flash tunes available for the E84 N20. Cedar Performance offers a tune for the E89 N20 which is a similar platform so they might be able to do something for our E84s but the pricing is steep. As far as OTS flash tunes I haven’t seen any offered. I just ended up going with the JB4 and have not had any issues.
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Whats the difference between the Jb4 and the Jb4+?