Quote:
Originally Posted by HP Autowerks
Some of the drone is in the oem midpipe so replacing the Eisenmann center section with the oem one, may or may not solve the drone issue.
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Harold, I have the Berk midpipes and Eisenmann race muffler. Pretty heavy drone between 1.8K - 2.3K rpm. Is the N55 midpipe more effective at reducing drone than the berk midpipe?