Originally Posted by HP Autowerks
There is a lot more volume with the ATAK over the Eisenmann Race, the sound of the ATAK is more throaty if that is your kind of thing. ATAK also drones and weighs less.
I'd rather have a bit more throaty than drone, I hate drone! Can you PM me an offer for an ATAK system for a 2012 E92 M3?