Read what 'lcurle' says about dynamat deadener.
http://www.3.8mustang.com/forum/showthread.php?t=127073
http://www.3.8mustang.com/forum/showthread.php?t=127073
You gotta read his explanation of how dynamat works a few posts down.I can sell yall some stuff thats like dynamat, its called Duct tape. I think, in my opinion, that dynamat is worthless.