Quote:
Originally Posted by superchargedman
Btw, Harold, the exhaust continues to deepen and growl with increasing volume, but all of my family members find it extremely livable in its loudness. I actually convinced one to look at the 135i with a quick rip around the block.
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As with most exhaust systems, after break-in and some miles, it get a little bit louder. The Borla is livable with the N55, Berk or the Mad Dad mid pipe.