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Old 05-09-2016, 12:19 AM   #25
BK72BURB_3/4Ton4x4
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Join Date: Sep 2013
Location: Grass Valley, CA
Posts: 100
Re: How much sound insulation?

Quote:
Originally Posted by infinite-foamies View Post
Do you have a thread for the metal floor? Don't you have an issue with the cross members because metal is thinner? Also I am trying to drown out a 4BT Cummins with Straight pipe
I have a few pics of the floor replacement here:
http://67-72chevytrucks.com/vboard/s...&postcount=154

Really happy with the result but sill going to ditch the flowmasters!
Brian
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