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      03-05-2019, 09:37 PM   #6
rjd_F30
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Drives: 2013 328i xDrive
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Quote:
Originally Posted by mike@x-ph.com View Post
We had fitment issues with AFE downpipes

AR Design downpipes are showing same gains as any of the proven brands
And not with any of those other brands you listed?

I'd figure the gains would be the same, but I still would prefer something that doesn't taper like that, even that preference is unsubstantiated.
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