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      07-08-2011, 06:46 AM   #7
Performing Imports
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Drives: 2010 335i
Join Date: Apr 2011
Location: Atlanta

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Originally Posted by dannyboy69joy View Post
soo can u use this aswell as a jb3 ?????????????
I would not recommend that. The N55 engine has a cast iron crank, they are prone to break with too much boost. That is why you are not seeing any tuners running 18 psi of boost, the crank can't hack it.
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