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      02-05-2013, 01:38 AM   #2
idrift4wd
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Drives: Three Hundred and Thirty Five
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2007 BMW  [3.50]
i think you can run those a bit harder then 17.4. maybe with a little more tuning and settings you should see 19 peak with meth safetly.

i would be dissapointed as stock turbos can do 17 PSI.