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      02-02-2013, 06:39 PM   #22
shivaswrath
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Drives: 2012 335i
Join Date: Apr 2008
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Quote:
Originally Posted by Balzz
Hmmm was about to pull the trigger on one of these things, but now wondering if there's a benefit to getting the GT high flow downpipe and keep the stock exhaust.
The axle back muffler aka M Perf Exhaust only has an impact on sound, nothing discernible with performance.

Bear in mind a DP voids your warranty.
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