Quote:
Originally Posted by smithf32
I suspect it is the stock exhaust with less packing material. Take it from someone who has owned it I think it is a complete ripoff. I would mod your current muffler to remove a little packing or just buy someone else's stock muffler for cheap and mod that.
I remember on the E90 you could mod the stock muffler to sound like the PE
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I agree with Smith, the M-Perf exhaust is a waste of money. I also agree with him about modifying the stock exhaust. There was a relatively lengthy & detailed thread about this:
http://f30.bimmerpost.com/forums/sho...d.php?t=819125