Thread: Muffler deleted
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      01-02-2013, 10:53 AM   #22
kirillbmw
Second Lieutenant
 
Drives: 328i Convertible
Join Date: Mar 2011
Location: Woodland Hills

Posts: 286
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i did that mod about a year ago res and muffler delete and no drone or problems sounds really nice, however less back pressure less torque but more HP
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