Hmm, would also have thought that it would simply be a plug and play solution. Interestingly that third graph is very similar to what (or where) I am experiencing with my 330i in terms of the intermittent performance dip - 3000 rpm to around 4500 rpm...
__________________
BMW E90 330i (M) '05 (His) | (Hers) BMW E46 320i f/l (M) '03
|