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      02-01-2013, 11:16 AM   #11
ortho281
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Drives: 2011 E92 M3 6MT
Join Date: Aug 2010
Location: Katy, TX

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I found the Akra slip on too bassy and quiet. I added the Akra x-pipe and it now sounds less bassy, louder and a little raspy in higher RPM's. Although, it's still quieter than most exhaust, it sounds great with the windows down.
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Akra Evo / MS stage 2 / MS UDP / VF Tune / KW Clubsports Coilovers / Vorshlag plates / TMS Delrin Bushings / ST 380/355 BBK / ST SR34 pads / Apex Arc-8 / Nitto NT01 / APR splitter and wing / Cantrell Motorsports half cage / Recaro Profi / Schroth Profi II-6 / BMW Performance Alcantera wheel / Aim Solo DL