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-   -   Cabin noise (http://www.the370z.com/nissan-370z-general-discussions/26760-cabin-noise.html)

370ZilverZ 02-14-2012 08:22 AM

Quote:

Originally Posted by Trilitheum (Post 1542896)
I just picked up 50ft^2 of B-Quiet (Canadian product similar to Dynamat) and am going to try and tackle this project this weekend.

Good luck! :tup:

lpsscc 02-14-2012 11:24 AM

If it will help anyone I just wanted to mention I used Tin Shears/Snips. Worked pretty well...

lp

Bonzo 02-14-2012 03:01 PM

Quote:

Originally Posted by RiCharlie (Post 1542873)
Well just to be clear.,., I do hear the pebble sound and it is very loud but it happens very rarely..

We're all good.

By the way, I've been meaning to tell you, I used your avatar picture for my work wall paper for months prior to getting my car. It's also one of about 5 pics I used when sending pics to my friends showing them what I was getting. Fall is my favorite season, and pearl white is my color, so it was a natural.

Cheers ---- Bonzo :tup:

RiCharlie 02-15-2012 08:30 AM

Quote:

Originally Posted by Bonzo (Post 1543719)
We're all good.

By the way, I've been meaning to tell you, I used your avatar picture for my work wall paper for months prior to getting my car. It's also one of about 5 pics I used when sending pics to my friends showing them what I was getting. Fall is my favorite season, and pearl white is my color, so it was a natural.

Cheers ---- Bonzo :tup:

Oh! so you own me royalty fees!! :tup: :tup::icon18:
Actually I should get of my lazy butt and take some more pics.

RiCharlie 02-15-2012 08:33 AM

Quote:

Originally Posted by brucelidat (Post 1542671)
I like what I am reading here. I will Dynamat my hatch when i get the chance. I will wait until after that to decide on the doors.

Doors have NO sound dampening at all and doing them makes a big difference when combined with the hatch..

Bonzo 02-15-2012 12:49 PM

2 Attachment(s)
Quote:

Originally Posted by RiCharlie (Post 1544875)
Oh! so you own me royalty fees!! :tup: :tup::icon18:
.

You put it up on the internet and it's free baby!!!!! :happydance:

Here's mine at the moment.....

370ZilverZ 02-15-2012 12:56 PM

Bonzo, are you getting some CF covering done to your console area?

rebe945 02-15-2012 01:27 PM

sound deadening
 
Im just gonna use a bed comfortor and wrap it around the spare tire. See if that improves anything.

scottIN 02-15-2012 01:30 PM

Quote:

Originally Posted by Bonzo (Post 1545421)
You put it up on the internet and it's free baby!!!!! :happydance:

Here's mine at the moment.....



Dude! Someone stripped your car! Call the Police!

onzedge 02-15-2012 01:36 PM

Quote:

Originally Posted by scottIN (Post 1545499)
Dude! Someone stripped your car! Call the Police!

:icon17:

RiCharlie 02-16-2012 07:14 AM

Quote:

Originally Posted by Bonzo (Post 1545421)
You put it up on the internet and it's free baby!!!!! :happydance:

Here's mine at the moment.....

It contains a hidden virus! :icon18:
( only kidding..actually I have had several people comment on that photo and its nice to get complements... I might still have the large size original if you like I can check.

Bonzo 02-16-2012 08:23 AM

4 Attachment(s)
Quote:

Originally Posted by daemon1957 (Post 1545431)
Bonzo, are you getting some CF covering done to your console area?

Yeah, I had Tony do the radio surround trim piece custom, with the CF pattern at 45 degrees and matte finish. I haven't gotten it all back together yet, but here's some pics of the part by itself. 2 without and 2 with flash on.

Bonzo 02-16-2012 08:25 AM

Quote:

Originally Posted by scottIN (Post 1545499)
Dude! Someone stripped your car! Call the Police!

:bowrofl:

Bonzo 02-16-2012 08:29 AM

Quote:

Originally Posted by RiCharlie (Post 1546885)
It contains a hidden virus! :icon18:
( only kidding..actually I have had several people comment on that photo and its nice to get complements... I might still have the large size original if you like I can check.

That's alright. I have my own car now. Yours got me through the hard times of waiting. Almost brings a tear to me eye. :o:D

RiCharlie 02-19-2012 02:40 PM

Further update on tires ..after driving around for a while I do notice a quieter cabin..not a whole lot different but somewhat ..and combined with the sound dampening in the hatch and doors, the car sounds perfect ..for me anyway.. sports car sounds without too much noise..of course if you play in a band..and are slightly deaf as a result ..maybe it might be too quiet for you!!:tup::icon18: :bowrofl:

370ZilverZ 02-21-2012 08:37 AM

Yesterday I drove from Dallas to San Antonio. This gave me a chance to really hear how well the Dynamat worked. The road debris noise from the rear wheelwells is all but forgotten now. You can hear some of the larger objects hit, but even that is muffled out pretty well. I am running Berk HFC's and ARK Performance CBE. Before the Dynamat install, the drone from the exhaust driving in traffic at 50-60 mph was almost unbareable. Not much changed with the obnoxious noise between 50-60 on-off acceleration. Perhaps this is the HFC's. Tire noise with the stock Bridgestones wasn't too bad. I think that some of that could be reduced by using Dynamat in the doors. It doesn't bother me enough to do it unless I have to get into the door panels for something else first. All and all the drive was enjoyable with the exception of driving through Austin traffic and wishing my right leg was 6 inches shorter after 200 miles of driving. I will be removing my Berk HFC's and installing F.I. LTH's when I return home. I hope that takes care of the city traffic 50-60 mph exhaust drone.

370ZilverZ 02-21-2012 08:47 AM

Quote:

Originally Posted by Bonzo (Post 1546930)
Yeah, I had Tony do the radio surround trim piece custom, with the CF pattern at 45 degrees and matte finish. I haven't gotten it all back together yet, but here's some pics of the part by itself. 2 without and 2 with flash on.

Hey, that looks nice. I bought that CF clear reflective set he had and installed it, then sent him my triple gauge and tach hoods to be covered too. Now that I see your audio and climate control surround, I may have to pull that and have it done too. Need to wait until I decide if I want to change out HU first though.

SalA 02-21-2012 02:40 PM

Dynamatting will definitely help!

pf62 02-22-2012 02:01 PM

I know what your saying about the ARK drone. Did the dynamat but it did little to quiet the drone. Put a few hundred miles on it and it got a little better. As much as I hated to add more weight, I got a 12 sq ft piece of dynapad and put it under the carpet.

Wow, big difference. Just traced the carpet on the dynapad and cut it to fit, one piece, about 10 lbs. The quality of ride and sound is tons better and can now hear the exhaust and not the drone.

RiCharlie 02-23-2012 11:03 PM

Quote:

Originally Posted by pf62 (Post 1558665)
I know what your saying about the ARK drone. Did the dynamat but it did little to quiet the drone. Put a few hundred miles on it and it got a little better. As much as I hated to add more weight, I got a 12 sq ft piece of dynapad and put it under the carpet.

Wow, big difference. Just traced the carpet on the dynapad and cut it to fit, one piece, about 10 lbs. The quality of ride and sound is tons better and can now hear the exhaust and not the drone.

Glad to hear.!.but I think the real big difference is in dynamating the doors, as well!!! Its just so much more enjoyable on long drives...

pf62 02-24-2012 07:42 AM

Quote:

Originally Posted by RiCharlie (Post 1562212)
Glad to hear.!.but I think the real big difference is in dynamating the doors, as well!!! Its just so much more enjoyable on long drives...

Thats next on the list. Almost have enough left over to do it. Probably need another piece to do the doors, that is where I hear most of the road noise now. Just want to make long drives even more enjoyable.!

370ZilverZ 02-24-2012 10:57 AM

Quote:

Originally Posted by pf62 (Post 1562572)
Thats next on the list. Almost have enough left over to do it. Probably need another piece to do the doors, that is where I hear most of the road noise now. Just want to make long drives even more enjoyable.!

It won't help the ARK drone though, just road noise. One of the reasons I traded in my E92 M3 was because it was too quiet and did not sound like a sports car. Their are annoying noises and sounds of the open road. I guess it all depends on individual taste of how you want YOUR driving experience to be.

Corbitt 02-24-2012 11:35 AM

Quote:

Originally Posted by pf62 (Post 1558665)
I know what your saying about the ARK drone. Did the dynamat but it did little to quiet the drone. Put a few hundred miles on it and it got a little better. As much as I hated to add more weight, I got a 12 sq ft piece of dynapad and put it under the carpet.

Wow, big difference. Just traced the carpet on the dynapad and cut it to fit, one piece, about 10 lbs. The quality of ride and sound is tons better and can now hear the exhaust and not the drone.

You mean you put the dynapad under the carpet in the hatch area? I"m thinking about doing the same thing but wasn't sure if you meant the hatch area or some other area?

Thanks

scottIN 02-24-2012 12:25 PM

Anyone tried putting dynamat on the underside of the corrugated plastic cover (along with doing the actual hatch). Wonder if that would help as well?

Bonzo 02-24-2012 12:31 PM

Quote:

Originally Posted by scottIN (Post 1563234)
Anyone tried putting dynamat on the underside of the corrugated plastic cover (along with doing the actual hatch). Wonder if that would help as well?

Sarcasm coming.......

That corrugated plastic has a name, it's called coroplast. :rolleyes:;)

Sorry, I had to be a smart arse. :icon17: It's not very often I can use terms I work with on a car forum.

Coroplast - Manufacturer of Corrugated Plastic Sheets

I'm not sure you idea would help or not. It was my understanding that it's the actual bonding with the metal of the car that creates the sound absorption. But on this one I could be totally wrong.

pf62 02-24-2012 02:34 PM

Quote:

Originally Posted by daemon1957 (Post 1563038)
It won't help the ARK drone though, just road noise. One of the reasons I traded in my E92 M3 was because it was too quiet and did not sound like a sports car. Their are annoying noises and sounds of the open road. I guess it all depends on individual taste of how you want YOUR driving experience to be.

The dynapad took care of the rest of the drone for me. Certainly not looking for a limo ride, just reduce the bad noise from the road. Where I live they do alot of tar and chip road resurfacing, very rough surface which the Z amplifies.

pf62 02-24-2012 02:39 PM

Quote:

Originally Posted by Corbitt (Post 1563122)
You mean you put the dynapad under the carpet in the hatch area? I"m thinking about doing the same thing but wasn't sure if you meant the hatch area or some other area?

Thanks

Yes, under the carpet, on top of the coreplast. Very happy with the result. Wish I would have tried this before dynamat, might have been enough for me.
However, the combination of both has transformed my ride from what it was.

rebe945 02-25-2012 07:44 AM

DynoPad
 
Yea, something thicker than dynomat. I saw dynomat, very thin. Im thinking 1/2 inch thick insulation under the carpet in the hatch area. Overall, road noise never was much an issue cause its a sports car anyway. But im lookin at larger tires and it may be more of a concern. Im going to Lowes to check out some insulating products.

XBarbarian 02-25-2012 09:23 AM

Quote:

Originally Posted by rebe945 (Post 1564619)
Yea, something thicker than dynomat. I saw dynomat, very thin. Im thinking 1/2 inch thick insulation under the carpet in the hatch area. Overall, road noise never was much an issue cause its a sports car anyway. But im lookin at larger tires and it may be more of a concern. Im going to Lowes to check out some insulating products.

This idea seems a fast and simple way to at least take a small but effective stab at some of the road noise. Of course further dynamat'ing etc would be more effective.. but if simply finding something thin and foamy to place under the hatch area carpet...makes a difference, I'm in. Please let us know your results!

rebe945 02-25-2012 11:07 AM

Bought at Lowes today
 
A prouct called Frost king Duct Insulation. 12" wide 15ft long. Foil on one side and SELF ADHESIVE on the other . Thicker than Dynomat Extreme. Cost for 2 rolls equals 30ft long 12" wide=$40.45. I will let you know how it works and post pics. Says it insulates and STOPS vibrations. This will probably help since Im buying larger tires soon. Will do my hatch area . Looks exactly like Dynomat.

XBarbarian 02-25-2012 11:28 AM

Thanks Rebe945..

even if it just takes the "road noise" on the hgwy down a bit.. a simple layer of insulation under the hatch area carpet mat.. that would be a inexpensive and simple solution...

looking forward to hear your thoughts on the results...

rebe945 02-26-2012 06:53 PM

Done
 
Well, just finished installing the product I mentioned and I must admit , it looks good. Did the whole hatch area with overlaping . this product is thicker than Dynomat, self adhesive, has foil on one side . Took the comparment apart and simply cut sections and placed in place. Very good adhesion.Up on the sides where possible. Then I simply placed a small bed comforter underneath and around the spare. Earlier I drove with just the comforter and I noticed a definite improvement. If this works as I expect, no further work will be required. I dont want perfect quiet. It sound and felt very comfortable today earlier with just the comforter, so with the addition of todays work, should be fine. Will report back when I drive again since the Z is under cover and not a daily driver.

370ZilverZ 02-26-2012 07:08 PM

My return drive back from San Antonio to Dallas today was just great. The road noise was not bad at all. I drove over some dirt and rocks and only noticed the sound of large rocks hitting the inner wheel well with a good muffled sound. I guess my exhaust just needed the drive down to get broken in. It sounded great all day. I still have less than 800 miles on the car. I will not be using the dynamat on the doors at all. IMO, it sounds just right as is with the hatch and wheel wells dynamatted. On to the next mod (oil cooler).

Evil Sports 02-26-2012 07:35 PM

Quote:

Originally Posted by rebe945 (Post 1567323)
Well, just finished installing the product I mentioned and I must admit , it looks good..

No pics or vid on instal :pics:

Guard Dad 02-26-2012 07:39 PM

....Then I simply placed a small bed comforter underneath and around the spare. Earlier I drove with just the comforter and I noticed a definite improvement....

Check out my prior post on the "blanket test" way, way back on this thread.

Evil Sports 02-26-2012 07:41 PM

Quote:

Originally Posted by Guard Dad (Post 1567394)
....
Check out my prior post on the "blanket test" way, way back on this thread.

Link or it never happened:rofl2:

rebe945 02-26-2012 07:47 PM

Evil
 
Sorry man, I wanted to but I left my camera at my office. Will take shots in the near future.:mad:

Evil Sports 02-26-2012 08:00 PM

How long did the whole thing take, did it require any special tools

rebe945 02-26-2012 08:09 PM

Evil
 
Id say it took about 2 hrs total. It wasnt difficult .Lost some blood like others. Started earlier in the day then had an appointment . Came home and finished just before dark. Im also thinking now to do the underside of the coroplast as Scott In Indi mentioned. Have about half role left out of the 2 i started with. Walked the dog after that to cool off. Also just used good scisors. Again its called Frost King Duct Insulation .

Bucketlist2012 02-26-2012 08:46 PM

3 Attachment(s)
I have had a 350Z and now the 370z..I know the road noise, but really......

Road noise ?? You want road noise ??

I will give you road noise...haha

The 370Z is silent in comparision...

I feel like my own "fast and furious " Movie....Am I dead ? In heaven ?


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