BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - F30 335i M Performance Exhaust vs Stock Exhaust

buildbright · 01-07-2013, 05:39 PM

i'm finishing the break in of mine keeps getting louder the more i drive it. Adding a challenge HFC downpipe soon should sound even better. I will post a video after I do.

01-07-2013, 05:39 PM	#42
buildbright Major 155 Rep 1,400 Posts Drives: F80 M3 MG Join Date: Sep 2012 Location: Tampa, FL iTrader: (1)	i'm finishing the break in of mine keeps getting louder the more i drive it. Adding a challenge HFC downpipe soon should sound even better. I will post a video after I do.
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