aeroturbine
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#2
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You can go to their website and hear it on the 5.7 Hemi. If you think that the FM40 is too quiet, I don't think you will like the Aeroturbine either. It is quieter than the FM.
http://www.aero-turbine.com/seehear/seehear.html
click on the link and do a search for Dodge truck.
http://www.aero-turbine.com/seehear/seehear.html
click on the link and do a search for Dodge truck.