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      11-01-2012, 01:14 AM   #1
E92///M3
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Drives: 2012 E92 M3 Coupe
Join Date: Jul 2012
Location: California

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Akra Evo vs Gruppe M Exhaust

Gruppe M is more expensive than the akra evo exhaust but the akra's hp gain is much more than that of gruppe m. which is better?