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Am I the only one like less noise in exhaust system?

3.7K views 24 replies 20 participants last post by  stlblues  
#1 ·
I don't like the noise of the exhaust on my Titan. It is to noisy. I would like to make it quieter in the cabin. I am careless for the outside noise. Is there a way I can modify mine? Does the Amanda's exhaust sound the same as Titan or quieter?
I know it is a truck and that the way they manufacture it. It's not a complain. It a mod that I want to make to my Titan. My wife and kids ride with me lots of time and they don't like the noise. When I ride by myself, I normally have the music on loud so the exhaust sound doesn't bother me. Any advices are greatly appreciated.
 
#2 ·
Yes, you are the only one that feels that way.

I am sure there are quieter mufflers out there then stock. Just becuase its a truck does not mean it has to sound that way. The growl took work to perfect with resonators and the right muffler. Check out the F150, its much quieter. I love the Titans exhaust note. Other then then to gain a little power, I would not think to change it.
 
#5 ·
my son...hes THREE as of yesterday...made a comment to me about Daddy's "BIG truck"...and the "RUMBLE" it makes...i was grinnin :)
 
#6 ·
Give your son a big "HAPPY 3rd BIRTHDAY" from all of us at TitanTalk.com
My kids 10 and 7 keep asking when my truck will be at the dealer already.
On my test drive I nailed the gas, lit the tires, away we went. You had to see the look and grin on the 10 year olds face. The look on the salesmans face was even funnier, kinda white as a sheet. We weren't in a wide open area and he just held on for dear life. I did return him safe and sound though....


Clint
 
#7 ·
Tyltan said:
I don't like the noise of the exhaust on my Titan. It is to noisy. I would like to make it quieter in the cabin. I am careless for the outside noise. Is there a way I can modify mine? Does the Amanda's exhaust sound the same as Titan or quieter?
I know it is a truck and that the way they manufacture it. It's not a complain. It a mod that I want to make to my Titan. My wife and kids ride with me lots of time and they don't like the noise. When I ride by myself, I normally have the music on loud so the exhaust sound doesn't bother me. Any advices are greatly appreciated.
Run the exhaust out the back and put a resonator tip on it. You can still hear it but is much quieter at highway speeds.
 
#8 ·
I like the sound of the exhaust, but admit at times I get tired of the noise. Someone awhile back suggested cutting off the exhaust pipe where it bends and putting on a straight exhaust tip. Something about that final bend makes the exhaust louder they said (if I remember the post correctly).
 
#9 ·
I too dislike it, on the right side on the rear of the cab there is a huge air vent which lets in a good bit of muffler noise but at certain rpm's it is annoying. There's a post from someone where they put in extra insulation to stop the noise. I have consulated a muffler shop, he say's it a turbo type muffler (straight thru design) which sits right up under the cab on the crew cab and the noise comes right into the cab. I will work on replaceing my muffler in a couple of weeks.
 
#10 ·
As a proud Armada owner who has also driven a Titan, let me say that I don't think the Armada muffler will make much difference. I can't say whether they are the same.

Titan (and Armada) engineers did a lot of market research and did recognize that a very large segment of the market for light trucks did want to install aftermarket mufflers, like (no particular order) Flowmasters, Gibson, Dynomax, etc. They also, I am told, took to heart the focus group info that American men associate the 60's muscle car sound with V8 engines.

So, our trucks do have that "rumble" and there is a some cabin resonance around 2000 rpm. There are muffler shop fixes for this. Check with a good local shop that specialized in performance exhaust tuning. Late model Mustangs had a similar resonance problem. I understand that separate, add-on resonator chambers can be custom designed to cancel out the cabin noise, but don't know the cost. I am not bothered by the sound. Or you can go to a queiter muffler and lose a little power.

I'd like to know if the muffler for the Infiniti QX56 is different. I have a partner who bought one of those for his wife recently. She's the "high maintenance" type, so I figure if it is noisy we would have heard from her. I'll see what I can find out.
 
#11 · (Edited)
falchulk said:
Yes, you are the only one that feels that way.

I am sure there are quieter mufflers out there then stock. Just becuase its a truck does not mean it has to sound that way. The growl took work to perfect with resonators and the right muffler. Check out the F150, its much quieter. I love the Titans exhaust note. Other then then to gain a little power, I would not think to change it.
What would a f150 have to do with it the guy owns a Titan? And apparantley you jumped the gun saying your'e the only one that feels this way. :spam:
 
#12 ·
Tyltan said:
I don't like the noise of the exhaust on my Titan. It is to noisy. I would like to make it quieter in the cabin. I am careless for the outside noise. Is there a way I can modify mine? Does the Amanda's exhaust sound the same as Titan or quieter?
I know it is a truck and that the way they manufacture it. It's not a complain. It a mod that I want to make to my Titan. My wife and kids ride with me lots of time and they don't like the noise. When I ride by myself, I normally have the music on loud so the exhaust sound doesn't bother me. Any advices are greatly appreciated.
Ziebart soundproofing cuts down the noise... a lot. The venerable name in rustproofing with apply several coats of "goo" to your truck. It really does help a lot.

I have been told that the Armada cabin is even louder than the Titan. This is presumably due to the enclosed cabin over the muffler area rather than the open bed over the muffler as in the Titan.
 
#13 ·
TYTAIN said:
What would a f150 have to do with it the guy owns a Titan? And apparantley you jumped the gun saying your'e the only one that feels this way. :spam:

I was joking first of all and second the f150 comment was in response to his saying that trucks are designed this way. The f150 is considerably quieter and also a truck. Now, I ask why I just explained this to you?
 
#15 ·
D_C said:
my son...hes THREE as of yesterday...made a comment to me about Daddy's "BIG truck"...and the "RUMBLE" it makes...i was grinnin :)
My 2 boys love to ride my truck too. They are 6 and 4. Don't get me wrong. I love my Titan. I love it more and more everyday. My wife complained that I care my Titan more than her 04 E320. Obviously, women (not all women) do not understand how man and his truck.

I am appreciated all your advices and opinion. One of my boys is very sensitive to noise. That was the reason why I post this thread.
 
#18 · (Edited)
Dynomat (think thats the name) sound proofing material might work, but I think it's it expensive.
By the way I love the sound of the exhaust on the Titan. I used to have a very custom, totally stainless steel, cat back, dual exhaust on my 2002 Fronty, made in Daytona Beach by an aircraft manufacturer. Sounded sweet, and looked great, but resonated in the cab a good deal at highway speed. The Titan is perfect for my tastes.
 
#19 ·
I made that mistake with my 4Runner...my wife did not like that sound with duals and I wanted a Caddy sound myself...Well I went back to the original setup...and it was quite, but after awhile I wanted that sound back......I think if you do go quiter after awhile you will miss it....I think the stock sound is wonderful and feel Nissan did a great job with the exhuast on the truck! Perfect in my opinion, but I am TEMPTED and do like the looks and sound of the dual, but do not want the sound to be overwhelming....The stock exhaust does change sound after a few months of driving...so stick with it for awhile before you shell out the cash.....Good Luck!
 
#20 ·
Somebody here once mentioned that installing a Pipe at a 90 degrees angle to the exhaust pipe after the muffler will cut out the noise, (he said drone) I think the argument was that the noise will go to the side pipe and when it comes back it will cancel the new noise coming from the engiene...... or something like that, do a search I know it is here.
Good luck.
 
#21 ·
raskm said:
I made that mistake with my 4Runner...my wife did not like that sound with duals and I wanted a Caddy sound myself...Well I went back to the original setup...and it was quite, but after awhile I wanted that sound back......I think if you do go quiter after awhile you will miss it....I think the stock sound is wonderful and feel Nissan did a great job with the exhuast on the truck! Perfect in my opinion, but I am TEMPTED and do like the looks and sound of the dual, but do not want the sound to be overwhelming....The stock exhaust does change sound after a few months of driving...so stick with it for awhile before you shell out the cash.....Good Luck!

You are correct. After 7500 miles my Titan has become a little quieter. Not as loud as when it was new.
 
#22 ·
While talking to a sound guy (a guy who designs and installs sound systems for theaters, auditoriums, churches, etc) he said they always require the A/C ducting to have several 90 degree turns. The 90 turns create turbulance in the air flow and after a few elbows, the fan noise is eliminated and you can pump in a bunch of air silently. Not exactly the same as automotive exhaust, but rushing air and sound waves still follow their same laws of physics. Also, straight pipes are better for performance because they do not have the bends to cause turbulence and back pressure. Straight pipes are also louder than bent pipes.

I think you have to look at the other components of your exhaust, namely the resos and the muffler. My exhaust is temporarily still stock and all my in cabin resonation is coming from the muffler. RockyMtnTitan put in an Aeroturbine muffler and Magnaflow reso to get rid of his in cabin resonation and I have heard others went with the Flowmaster 70 series.

I am researching some cabin sound proofing ideas just in case my wife doesn't like the in cabin noise when I put in my Aeroturbine muffler with possiboly no reso.
 
#23 ·
HavockWK said:
While talking to a sound guy (a guy who designs and installs sound systems for theaters, auditoriums, churches, etc) he said they always require the A/C ducting to have several 90 degree turns. The 90 turns create turbulance in the air flow and after a few elbows, the fan noise is eliminated and you can pump in a bunch of air silently. Not exactly the same as automotive exhaust, but rushing air and sound waves still follow their same laws of physics.
I design large HVAC systems for a living. It is not at all the same thing. The velocity of the air moving in the ductwork is MUCH lower than in your exhaust pipe, and the sound pressure waves much flatter. The purpose of the duct elbows is because sound (similar to light) does not like to go around corners. It goes straight from the source, until it hits something. To go around the corner, it has to bounce off the side of the duct ell, and looses power each time it does so. Every ell quiets things down a bit. Like hearing someone talking around a corner in a hallway, then 2 corners, and so on. His reference to air turbulance is not correct. In ductwork, sometimes the air turbulance in a poorly made fitting creates low frequency sound and generates more of a problem. Normally in such sound-sensitive installations, the ductwork is lined with 1", 1.5" or 2" fiberglass duct liner, and sound attenuators are used.
 
#24 ·
Mike H. said:
I design large HVAC systems for a living. It is not at all the same thing. The velocity of the air moving in the ductwork is MUCH lower than in your exhaust pipe, and the sound pressure waves much flatter. The purpose of the duct elbows is because sound (similar to light) does not like to go around corners. It goes straight from the source, until it hits something. To go around the corner, it has to bounce off the side of the duct ell, and looses power each time it does so. Every ell quiets things down a bit. Like hearing someone talking around a corner in a hallway, then 2 corners, and so on. His reference to air turbulance is not correct. In ductwork, sometimes the air turbulance in a poorly made fitting creates low frequency sound and generates more of a problem. Normally in such sound-sensitive installations, the ductwork is lined with 1", 1.5" or 2" fiberglass duct liner, and sound attenuators are used.
OK, I admit my memory isn't quite the best :dude: , so I probably confused the turbulance thing with when I worked for a pipeline and they had problems with turbulance after an elbow in a natural gas pipeline. Thanks for the info...
 
#25 ·
Just put a Linkin Park or Godsmack CD and crank it. My kids love the sound, I like it a bit too much, gas mileage suffers getting a GOOD listen. Of course then you ad the sound of extreme tire wear too. We spend a lot of time on the road traveling with my kids hockey, the exhaust has been no problem. I think I need it louder actually.