Quote:
Originally Posted by Waizzz
I was under the impression that the spary-on material in the fender wells and under the body was only for rock/weather/elements protection only.
I don't think it is intended for sound..
If you really want to reduce your noise, switch to a lower tread wear rated tire.
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This is correct, if you want sound dampening you need it on the Inside of the frame. Any 'spray-on' coating is not going to be enough to counteract road noise to the level you're thinking...