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Old 04-14-2012, 02:09 PM
Hit_Apex Hit_Apex is offline
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Location: SoCal
Join Date: Aug 2005
Posts: 23
Mein Auto: M3s
Originally Posted by palmster View Post
if the extra 40hp only comes from a software flash, how reliable will the upgrade even be?
40 HP via an extra lb or two of boost on the N63 is well within conservative parameters. Aftermarket tunes on 100 octane will yield well north of 500hp, now that's pushing the twin-scrolls.
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