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      02-10-2011, 11:14 PM   #79
zhangzeyuandss
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Drives: 2011 e92 MW m3
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Location: Indianapolis,IN

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Quote:
Originally Posted by SHOWTIME View Post
Those are the most ridiculous pair of mufflers I've ever seen. All the technology BMW has, they can't make mufflers a little smaller?...or more like HALF the size!!?? Wow
most likely they still use Helmholtz chamber design..like the stock exhaust. this could get rid of the drone in low RPM range.
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2011.5 mineral white e92 zcp 6mt m3