Welcome to GT Sound Control, Your #1 Source for top quality Sound Deadening Material.

Every day, customers switch from Dynamat to GTMAT!

GTMAT Automotive Sound Dampening is a discount alternative to leading sound deadener brands, with prices at nearly half the cost of Dynamat Xtreme! Compare GTMAT to the other brands and you will see why customers are saying GTMAT is the best value in Sound Deadening!

GTMAT Peel n Seal Fatmat Dynamat-X
Price < $2/sqft < $2/sqft < $2/sqft > $4/sqft
Asphalt in Mixture YES YES YES NO
Sag Temp Rating > 240 °F < 240 °F < 240 °F > 240 °F
Nominal Thickness (mil) 50/80 45 50/80 67
FREE Sample Call Today

As noted in the comparison chart above, GTMAT is rubber based product that contains asphalt in its mixture like other discount brands. The major difference when compared to Fatmat or Peel & Seal is the GTMAT Sound Deadener product is engineered with low-odor asphalt and contains higher heat resistance properties.

GTMat has a 100% money back satisfaction guarantee and customer support to help you every step of the way! Call 1-855-GT-SOUND Today and save 50% off what you would have paid for Dynamat Xtreme!

Peal & Seal is a registered trademark of MFM Building Products Corporation. Dynamat is a registered trademark of Dynamic Control of North America, Inc.

Customer Testimonials:

"After installing GTMAT, the stereo sounds ten times better. I can finally hear the music!"

"You can't go wrong with this especially at this price! Way more value than the same amount of Dynamat since it's more than this just for a door kit!"

"Hi I wanted to write to let you know how impressed I am with your GTMAT 50 product. The difference in the sound quality of my stereo is like Night and Day! Thanks"

Recent Feedback:

As advertised , Great Ebayer !

u guys really ship fast. Thanks

great stuff.. should work great.


Very happy so far looks like a quality product came with the tools I needed.

Fast shipping!

fast shipping A++

Perfect. My new dynomat alternative

10 Feet is not alot. Buy more. Otherwise this stuff is great.

Item as described. Would buy from again!

Great product for the money

fast service

A++ Seller,Super Fast Shipping...

Good product

Very fast shipping. A+++++

worked great


Great product. Fast shipping.

Super fast shipping, great transaction, couldn't be better!!! THANK YOU!! A+++++

for the simple thank u

Item exactly as described fast included shipping thanks AAAAAAAAAAAA++++++++++++

super fast. plus this stuff is great. thanks. 100ft roll is net

Great item at a great price. Fast shipping. Thanks.


Excellent. No problems. A1++++

Exactly what I ordered

VERY positive. Happy i decided to try this! And came with a bunch of freebies!

Thank you!

good like dynamat


WOW!!! excellent price & fast shipping, win-win!!!!

good stuff

Awesome seller, awesome product, great price. I'm super pleased!

as promised

excellent seller

great to do business with! A++++

Super Fast Shipping, Product Looks Great, Thanks!

wow fast shipping!!! Thank you!!!

Very good sound proofing material!

Very good sound proofing material!

Super fast shipping. Order from here!!

Real nice stuff at a great price!!!

Excellent communication!! Great seller!! Thank you!!

Great product same price as fatmat

great deal thank you......

Works great!!! and fast shipping!!!! Thanks

thanks was just what i was looking for

works great, love it, easy to install

excellant transaction will do more business with you

SuperFast! thanks!

Super fast shipping thanks again


good product with fast shipping & fair pricing


Easy peasy transaction, good product


Product was as described. Would buy again.


Works a little thin, however shall work

Perfectly descibed arrived super fast, steller Ebayer! Thanks

Great Product!!! Would buy from again!! A+A+A+A+A+A+A+

fast shipping, good price thank you

very fast shipping. great product for price. ;)


good product

Fast shipping - thanks

all good


thanks, good deal AAA++++

Awesome Seller! Thanks!

Fast shipping A+.Thank you

Fast shipping A+.Thank you

great seller fast shipping

fast shipper product look great can't wait to install and see how it works.

great seller, fast shipping

grt stuff

Great item fast shipping. Thank you!

Very fast delivery, great ebayer!

perfect fast shipping!!!!!!

fast service

good product, promp helpful sellers...I'm happy

This product is AMAZING!! Definitely helps out the sound quality within the ride

product as described fast shipping

product as described, very quick shipment. thanks

Perfect, As Described, Quickly Shipped, Nicely Packaged, Thanks

Smooth Transaction

Fast shipping, great prices! A+ Thanks

its great, buy it

Quality of product was great. Delivery could not ask for any improvement

Fast shipping ! Item as described ! Great Ebayer AAAA++++

Great product and price, fast shipper, excellent transaction!!

A+ fast shipping

great product and fast shipping way cheaper than Dynamat!

Good communication.

great ebayer, exactly as described, and super fast shipping

Smooth transaction, fast shipping, thanks AAAAA+

Just as described...quick shipping...highly recommended seller!

FAST Shipping! Great commo!! AAAA++++ eBayer!! Thanks!!

prompt ship and product as described will recommend and but from again thanks