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exhaust quiet #1060477
08/23/11 08:06 PM
08/23/11 08:06 PM
Joined: Jun 2003
Posts: 9,225
Charleston
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sixpackgut Offline OP
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sixpackgut  Offline OP
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Charleston
do these things work? my cuda is stupid loud

6791840-1763DI25R.jpg (152 downloads)

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Re: exhaust quiet [Re: sixpackgut] #1060478
08/23/11 08:25 PM
08/23/11 08:25 PM
Joined: Jan 2007
Posts: 3,695
nc
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emarine01 Offline
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nc
No... Get better neighbours

Re: exhaust quiet [Re: sixpackgut] #1060479
08/23/11 08:46 PM
08/23/11 08:46 PM
Joined: Jul 2010
Posts: 2,091
Delray beach, Florida
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Performance Only Offline
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Delray beach, Florida
don't do it. it's a race motor, it's supposed to be loud.

Last edited by Performance Only; 08/23/11 08:47 PM.

machine shop owner and engine builder
Re: exhaust quiet [Re: sixpackgut] #1060480
08/23/11 08:56 PM
08/23/11 08:56 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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Romeo MI
No they dont work.... you need area/volume to control
the noise... if its a street type car, get the muffs
as far back(to the rear of the car) so the exhaust is
cooler... cooler exhaust has less voume/area and is
easier to control

Re: exhaust quiet [Re: MR_P_BODY] #1060481
08/23/11 09:00 PM
08/23/11 09:00 PM
Joined: Feb 2007
Posts: 6,295
U.S.
M
moparniac Offline
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moparniac  Offline
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U.S.
Quit being a sissy ray!


Mopar Performance
Re: exhaust quiet [Re: moparniac] #1060482
08/23/11 09:21 PM
08/23/11 09:21 PM
Joined: Jun 2003
Posts: 9,225
Charleston
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sixpackgut Offline OP
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Charleston
the car will blow out windows!

i swear to god


Gen 3 power 6.22@110, 9.85@135
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Re: exhaust quiet [Re: sixpackgut] #1060483
08/23/11 09:38 PM
08/23/11 09:38 PM
Joined: Jul 2010
Posts: 2,091
Delray beach, Florida
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Performance Only Offline
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Delray beach, Florida
Quote:

the car will blow out windows!

i swear to god




big deal, it'll blow out windows, but will it blow the doors off the competition, that's the real question.

do we need to donate some money so you can get some big boy pants to put on.

Last edited by Performance Only; 08/23/11 09:39 PM.

machine shop owner and engine builder
Re: exhaust quiet [Re: Performance Only] #1060484
08/23/11 09:51 PM
08/23/11 09:51 PM
Joined: Jun 2003
Posts: 9,225
Charleston
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sixpackgut Offline OP
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sixpackgut  Offline OP
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Charleston
Quote:

Quote:

the car will blow out windows!

i swear to god




big deal, it'll blow out windows, but will it blow the doors off the competition, that's the real question.

do we need to donate some money so you can get some big boy pants to put on.




think i'm going to need money to pay for windows


Gen 3 power 6.22@110, 9.85@135
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Re: exhaust quiet [Re: sixpackgut] #1060485
08/23/11 10:18 PM
08/23/11 10:18 PM
Joined: Jan 2004
Posts: 2,103
East Coast, NJ
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fig426 Offline
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East Coast, NJ
Hooker Aero chambers on mine. Now my car is stupid quiet.


Chris from New Jersey
Re: exhaust quiet [Re: fig426] #1060486
08/23/11 10:36 PM
08/23/11 10:36 PM
Joined: Jan 2007
Posts: 3,695
nc
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emarine01 Offline
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nc
Ear plugs work

Re: exhaust quiet [Re: sixpackgut] #1060487
08/24/11 01:40 AM
08/24/11 01:40 AM
Joined: Aug 2003
Posts: 43,097
Bend,OR USA
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Cab_Burge Offline
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Bend,OR USA
As Mike has already said, mount the muffs as far back as you can, preferrably behind the rear end housing forget the Flow Masters, look at a Magnaflow or other straight through design, I have a set of 3.0x14 oval magnaflows on my Duster mounted between the rear sub frames and the outer 1/4 panels at the rear bumper, it is quiet at part throttle and non restrictive at WOT, not very quiet at WOT but it is not shattering windows I had a set of 3.5 Bullets on my 440 1969 Dart that dumped under the car straight out of the hooker fenderwells, I wanted to quiet it down so I added about 3 ft of 3.5 inch exhaust pipes in the shape of a V so it dumped in front of the rerar tires.That added pipe made a resonant(SP?) frequency that I was sure would break windows at part throttle bewteen 2700 and 3200 RPM Never again will I add pipes onto the muffs, mount the muffs way back as far as posiible


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: exhaust quiet [Re: sixpackgut] #1060488
08/24/11 01:48 AM
08/24/11 01:48 AM
Joined: Oct 2004
Posts: 16,477
Canada
CrAzYMoPaRGuY Offline
I Live Here
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Posts: 16,477
Canada
I have a pair of LARGE turbo mufflers on my Jensen, then another pair of Dynomax bullets out back. It's not quiet but it sure sounds decent.

My motorhome has two 3" Flowmaster 50 series. In TANDEM. It's quiet at idle, sounds like a musclecar when pounded. Not loud at all.

I think mufflers in TANDEM is the way to quiet down an obnoxiously loud car....


CrAzYMoPaRGuY
Re: exhaust quiet [Re: CrAzYMoPaRGuY] #1060489
08/24/11 02:11 AM
08/24/11 02:11 AM
Joined: Jan 2003
Posts: 27,421
Balt. Md
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383man Offline
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Balt. Md
What size pipes are you using and do you run the pipes out the back of the car ? Ron

Re: exhaust quiet [Re: sixpackgut] #1060490
08/24/11 07:58 AM
08/24/11 07:58 AM
Joined: Jan 2003
Posts: 17,918
Akron, Ohio
ProSport Offline
I Live Here
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Posts: 17,918
Akron, Ohio
I have a pair of one chamber Flowmasters in the race parts section that may give you the happy medium you are looking for. But I do prefer Magnaflows or Pypes race mufflers.

Re: exhaust quiet [Re: sixpackgut] #1060491
08/24/11 09:05 AM
08/24/11 09:05 AM
Joined: Mar 2003
Posts: 2,491
PA
moparacer Offline
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Quote:

do these things work? my cuda is stupid loud




I bet it would be stupid slow after you put them on...

Mayes well ball up a bunch of tin a cram it up the pipe LOL.


67 Barracuda street/bracket car 11.27-119
68 Dart 502 BB 8.70s-152
414 cid SB Dragster 7.65-174
Re: exhaust quiet [Re: moparacer] #1060492
08/24/11 09:25 AM
08/24/11 09:25 AM
Joined: Jan 2003
Posts: 9,870
Weddington, N.C.
Streetwize Offline
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Weddington, N.C.
Use a pair of Dynomax bullets as resonators...it will not change the tone at all but it will reduce the volume at idle several decibels...and at WOT they will have nearly zero effect on performance. They are like turning the amp volume on a Marshall stack from '11' down to about 7 1/2

I think If you live in a residential neighborhood you need to show some respect for your neighbors....I can't stand incessant Dog barking and kids blasting Rap at all hours, so at least to some degree I can respect someone not appreciating our 'Mechanical Music' as much as we do.

Last edited by Streetwize; 08/24/11 09:28 AM.

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Re: exhaust quiet [Re: 383man] #1060493
08/24/11 09:42 AM
08/24/11 09:42 AM
Joined: Jun 2003
Posts: 9,225
Charleston
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sixpackgut Offline OP
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Charleston
Quote:

What size pipes are you using and do you run the pipes out the back of the car ? Ron




3.5 with bullets, exit in front of rear tires.

my friend told me his dad uses a cone type thing and puts them in his exhaust and said they work. but the are really pricey. i have to look and see if i can find them.

like Streetwise said, it not about me, its about the people that live around me. I try to keep the area outside my shop clean and keep the noise to a minimum if possible. its already bad enough my pitbull roams all over the place without them complaining any more


Gen 3 power 6.22@110, 9.85@135
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Re: exhaust quiet [Re: sixpackgut] #1060494
08/24/11 01:13 PM
08/24/11 01:13 PM
Joined: Nov 2004
Posts: 7,274
s.w.fl
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bonefish Offline
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s.w.fl
just walk up to your neighbors one by one,look them in the eye,and with a stearn tone say"I KNOW" then just walk away.99% of them will leave you alone.

Re: exhaust quiet [Re: bonefish] #1060495
08/24/11 04:47 PM
08/24/11 04:47 PM
Joined: Jun 2005
Posts: 793
Utah
topbrent Offline
super stock
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Posts: 793
Utah
Ron Silva uses 3.5" pipe from the collector to the muffler and 3" DynoMax Super Turbo mufflers on his Valiant, mounted back by the rear bumper.

Surprisingly quiet in person.

Re: exhaust quiet [Re: topbrent] #1060496
08/24/11 04:51 PM
08/24/11 04:51 PM
Joined: Jun 2005
Posts: 793
Utah
topbrent Offline
super stock
topbrent  Offline
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Posts: 793
Utah
The mufflers don't seem to hinder Ron's performance that much.

6793224-Ron2.jpg (49 downloads)
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