Thread: HP Autowerks Customer N54 135i w/ Berk Technology Street Performance Exhaust
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      03-02-2011, 06:23 AM   #4
1SerieStud
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Drives: '11 VO 1M (498 of 740)
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One of your resonators on the midpipes is touching the heatshield...this is where rattles and complaints about noises come from due to poor design and R&D.
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