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      04-13-2012, 01:40 PM   #4
Sirius Black
Second Lieutenant
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Drives: 2013 F10 M5
Join Date: Jan 2012
Location: Annapolis, MD

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2013 BMW M5  [2.50]
I went with AE Performance, and get many comments on how nice it sounds. Proir to that I did the Fabspeed Xpipe. The Xpipe made the stock system a good bit louder, so I can't really say how much the AE cans added. Check out some clips, you might like the tone.