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      05-09-2012, 06:49 PM   #15
RoadRunner///M
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Drives: 1M (Sold), M3 F80
Join Date: Mar 2011
Location: Oz

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Quote:
Originally Posted by Das Ein View Post
Just gotta make sure you let off the gas soon enough! lol
I think overrun is from back-pressure, so with a muffler with reduced back pressure there will be little or no overrun.