Quote:
Originally Posted by Nate@IND
We are located in Palatine IL. We have the Eisenmann Race performance installed on our E92 M3. Let me know if you want to stop by and check out our car in person
http://www.m3post.com/forums/showthread.php?t=114331
SPORT-Version:
moving vehicle = 75 db
stationary vehicle = 92 db at 6.225 1/min
value of backpressure = -25%
weight of the muffler = apr. 21 kg
RACE-Version:
moving vehicle = apr. 95 db
stationary vehicle = apr. 102 db at 6.225 1/min
value of backpressure = apr. -32%
weight of the muffler = apr. 21 kg
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Nate, do you have STOCK db levels for comparisons sake? I just got my car, and about all I can hear is the intake growl! lol I need an upgrade in a bad way!