BMW Performance Exhaust or Dinan Free Flow Exhaust?
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10-08-2012, 01:47 PM
Drives: '09 BMW 328ix
Join Date: Dec 2009
Originally Posted by
I've got the PE exhaust
I get a tiny bit of drone at low rpm on the freeway
you're the first member i've heard say you have drone with the PE.
Active Autowerke Stage 2 tune/BMW Performance Exhaust/ Countermeasure enthusiast.
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