Author Topic: Dynamat?  (Read 2554 times)

Offline 72challenged

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Dynamat?
« on: July 09, 2012 - 01:28:16 PM »
so what is the downside to installing Dynamat (type) product in my car?
72' Challenger Rallye, Lt Gunmetal Metallic, 360/4, 727, 8 3/4 sure grip, a/c ps pb, Bilsteins,  mini like wheels, BFG 245/60 15's

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Offline Grec

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Re: Dynamat?
« Reply #1 on: July 09, 2012 - 03:40:09 PM »
Adds weight... that and you tend to end up getting that black butyl crap on your hands whenever messing around with bolts/screws that you've installed afterward. :-)

Other than that, it's all positives. HUGE difference before and after for sure.

Having drove mine both without and with, I'd almost consider it a must.  :2cents:
1973 Challenger Rallye
- 440 Six Pack
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Offline Jamiez

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Re: Dynamat?
« Reply #2 on: July 09, 2012 - 04:01:50 PM »
It's not "stock" and can be kinda a pain to remove.  Not a huge deal for most people but if you ever decide you want to go OE with your car...it won't be fun to remove.

Offline CHL2T

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Re: Dynamat?
« Reply #3 on: July 10, 2012 - 07:50:46 PM »
I used "frost king duct wrap" in the Charger.........

went in easy and will come out clean, if I choose to remove it that is...

Offline thedarkside

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Re: Dynamat?
« Reply #4 on: July 12, 2012 - 05:49:41 PM »
I have seen people use roofing foil called "peel and seal" with very good result. Its much cheaper and provides very similar result. The only caution with using this method is it tends to lose adhesion on vertical surfaces and the roof once it gets heated up. For the floor pan and trunk however I suggest looking into it.

Offline Cuda Cody

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Re: Dynamat?
« Reply #5 on: July 12, 2012 - 09:07:14 PM »
You will love it.  Put a some inside the door too.  Make the door sound SOOOO much better when you close it.
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Offline Topcat

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Re: Dynamat?
« Reply #6 on: July 12, 2012 - 09:17:41 PM »
Mike, Fremont, CA.


Offline shadango

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Re: Dynamat?
« Reply #7 on: July 13, 2012 - 08:44:32 AM »
Consider Hushmat as well.....a little less pricey and it works great.  Seems like the same stuff to me.

Adds a little weight, but unless you are trying to shave 10ths off at the track, so what?

Made a huge difference in the sound of the interior and the heat was reduced as well.

Offline dougs bs23

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Re: Dynamat?
« Reply #8 on: July 13, 2012 - 12:56:08 PM »
I have seen people use roofing foil called "peel and seal" with very good result. Its much cheaper and provides very similar result. The only caution with using this method is it tends to lose adhesion on vertical surfaces and the roof once it gets heated up. For the floor pan and trunk however I suggest looking into it.

You can use the roofing material like mentioned and then go over it with this product  http://www.carinsulation.com/Order/wfrmOrder.aspx
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Offline grimmey71

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Re: Dynamat?
« Reply #9 on: July 25, 2012 - 10:25:00 AM »
I picked up some of the roofing stuff from home depot, it was extremely flammable if that matters much, I hope the dynamat isn't. Lol

Offline torqueaddict

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Re: Dynamat?
« Reply #10 on: July 27, 2012 - 03:21:04 AM »
I used Rattletrap. It worked well and was pretty reasonably priced. Its good for your car, decreases noise and protects the metal: win win unless you drag race and weight can hold you back.
1972 Challenger  (O O [======R/T=] O O) 1970 clone