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      09-07-2012, 01:43 AM   #17
flinchy
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Drives: E82 135i
Join Date: Nov 2011
Location: QLD, Australia

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Thats pretty meh, unless its pretty tight from factory, +80hp is what.. 1psi and optimized afrs and advanced timing?

Throw on a turbo back and up the boooooost! Even n54's are hitting 450-500whp and they're a much smaller 6 with much smaller turbos!
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