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      01-25-2013, 06:35 PM   #14
TheRealOrosie
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Quote:
Originally Posted by marcielago View Post
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?
Mustang Dynos are notoriously lower reading than most other Dynos out there. As Alextremo said, the only important thing is the delta between the stock and tuned runs.
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