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      12-03-2017, 07:59 AM   #16
Joethecarguy
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Drives: 2011 BMW 328 xdrive
Join Date: Nov 2017
Location: 19102

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I know the n52 from the 330i made 268horsepower. Headers would probably bring that up even higher. The difference on the 330i was the three stage manifold. That number isn't at the wheels though.
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