Thread: Firewall Sealant Mystery Stuff
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Old 09-01-2017, 12:54 AM   #3
wazzabie
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Join Date: Dec 2011
Location: WA
Posts: 379
Re: Firewall Sealant Mystery Stuff
Quote:
Originally Posted by Pine Bark Auto View Post
3M Rubberized Spray undercoating (aerosol can) does a reasonably good job of mimicking that look.
There are several types of 3M underspray. Which do you recommend?
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