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Terrible boost oscillation/fluctuation - logs inside

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Car is an Alpina B3S Biturbo
VTT Stage 2 turbos
AMS fmic
AR catless dp
Forge DVs(leaking??)
ER Chargepipe
JB4 G5 ISO + BMS Meth kit - although running map 0 with a flash

I was thinking if it could be boost solenoids/DVs or something totally different.

At partial throttle car runs great, also at WOT when it's fairly cold (oil at 90 degrees celcius) When it get warm (105-120C) Then sometimes the boost fluctuates at WOT.

Look at this log:

http://datazap.me/u/lfelunden/map-0?log=0&data=1-4

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