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      02-27-2010, 02:10 AM   #20
mike33176
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Drives: 09 Jerez/ Black, E90 M3
Join Date: Nov 2009
Location: Miami

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Quote:
Originally Posted by PunjabiM3 View Post
So you are saying that you got 13 whp from just the muffler? Seems high...
Posted results, 13 WHP and 14 LB FT gained from the rear section, as you call a muffler.