Continue to try less aggressive mapping, and/or add a bit of E85 to see if that smooths out your timing issues. Also log more of the pull, ideally you want to be looking at 2.5k-6.5k with zero throttle closures.
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E88 N54 Alpinweiss/Coral Red/Motiv HTA 3586r Tial .82AR/Other stuff...652WHP
F30 N55 XDrive EBII
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