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      12-19-2012, 08:48 PM   #9
RnmEvo9
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Drives: 2007 335i
Join Date: Apr 2011
Location: Pembroke Pines, FL

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Quote:
Originally Posted by Focusedintntions View Post
There's definitely an increase in power in the midrange with putting on a dp without a tune. Its not arguable like an intake on our cars, there's definitive proof in dyno sheets all over the place. I got one mostly for the increase sound from the exhaust, but there was a very noticeable increase in power driving on the street. And on track my car increased 4-5 mph trap speed on the straights. Aside from the CEL, there are no downsides. To fix the cell you can get the burgertuning Can tool to block it. Thats what I run.
Was your 60ft the same before and after installing downpipes? People usually gain about 1-2mph trap speeds from downpipes when used in conjunction with a tune.
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