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      01-24-2013, 01:07 PM   #5
mryakanisachoad
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Drives: '13 550xi + '09 M5 + '10 135i
Join Date: Jun 2010
Location: Brooklyn, NY

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Quote:
Originally Posted by primetime1 View Post
I have my car getting installed a custom exhaust at Active Autoworks here in Miami and they did a pull with my car on their Mustang Dynojet..

The numbers look good 385lbs of tourque at the wheels and 369hp at the wheels

Does anyone know how much power is lost between the crank and the wheels on the F10 550i?

15% IS THE RULE OF THUMB. NOT SURE IF THAT'S TRUE FOR A MUSTANG DYNO JET...

THIS PUTS YOU AT 424WHP AND 443FTLBS. NOT THE ADVERTISED #'S BUT STILL DAMN IMPRESSIVE.


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