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      01-04-2013, 10:01 AM   #8
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Drives: 08 135i
Join Date: Jan 2013
Location: Ohio

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Originally Posted by RnmEvo9
Do you know if you still have your OEM downpipes? IMO, the best sounding exhaust on this car is catless downpipes with stock exhaust. You get 80% of the power gains while still retaining stock like exhaust that is deeper and doesn't drone or rasp.
I think all other parts are still stock ones. Just deleted the muffler and add a maddad instead.
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