My F10 550i dynoed stock at 320 whp at a Mustang Dynomemeter. Not sure if the versions of the Mustang dyno give different numbers. Haven't got to re-dyno since I installed the AR Downpipes and Hartge ECU. Will post if done.
So is Dinan Stage 2 just an ECU tune?
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F10 550i M-sport: Space Grey/Oyster Black
E39 M5 : Carbon Black/Caramel
E39 520i : Titanium Silver/Beige (Sold)
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