Reviewed By Barry B (Mountain View, CA) Reviewed for a 2001 BMW Z3 —1/21/2015 8:06 PM
Flowmaster describes this "mild". This easily sets off car alarms with excruciating low frequency resonance when stepping on the gas at midrange RPMs.
Reviewed By Benjamin T (Danbury, CT) Reviewed for a 2000 BMW M Series —2/18/2012 4:45 PM
these are deep and throaty quiet at first the more u drive the louder they will get. have a nice deep sound like reuters or rogue mufflers which are a lot more.very happy ty auto anything and magnaflow.these mufflers are bad ass :)