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Old 10-28-2012, 07:04 PM
P226x5guy P226x5guy is offline
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Location: Knoxville, TN
 
Join Date: Sep 2012
Posts: 4
Mein Auto: 2011 550i Xdrive
Hey guys,
I had it installed and gained 19hp and no I am not pleased.
I will contact Dinan and post more about this. I got dyno pulls before and after.
My advice to anyone thinking about this is to get objective measurements before and after. How will you know what you have purchased otherwise.
jp
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