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      01-24-2013, 09:03 PM   #8
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Drives: 2009
Join Date: Aug 2012
Location: CA

Posts: 7
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Oh. I used to have their JB4 tune for N54 engine. Their N54 tune is awesome.
But for N63 their output way less then the others tunes.

I know it cost a lot cheaper. But i want some real hp and tq....
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