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      07-03-2007, 11:54 AM   #14
335i=:)
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Drives: 335i sedan-blk/blk-Poplar
Join Date: Oct 2006
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Quote:
Originally Posted by aesthetect View Post
whats impressive to me is that all of these aftermarket software systems literally raise the powerband rather than just increasing peak values for marketing purposes. applause. i really wish they could tell me a few of the parameters or which sensor readings that are modified to produce these changes.. just for curiosity's sake..

As I understand it the raise the boost from about 8.5 stock to about 13-14 with Procede. Then adjust the timing and a/f ratio to work optimally with the boost. Maybe this isn't the details you wanted but there is plenty of that on the e90post.com forums.
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