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      07-21-2012, 01:25 AM   #71
jetblackcoupe
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Drives: 2008 e92 335i 6MT
Join Date: Apr 2011
Location: NJ

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Quote:
Originally Posted by jetblackcoupe View Post
i just got downpipes installed, and love the sound.. definitely got louder.

but i want more ... is the change from stock to catless downpipes just as big as the change from catless downpipes to fully catless (HPF)?