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loudmouth is way too loud!!

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Old 04-02-2008, 10:26 PM
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Default loudmouth is way too loud!!

Just did a cam install. My car is so obnoxious loud now i am almost scared to drive it anywhere. What are some really quiet mufflers or catbacks i could be looking at to shut this thing up? When i say quiet, i mean quiet. When i get a new one i will get a cutout for the track and when i want it loud. Also, will getting a more restrictive muffler for about 85% of my driving affect my tune? I mean, i dont have to learn how to tune and use 2 different ones for the cutout and one for the regular do i? Car has a cam a little on the large side.
Old 04-02-2008, 10:31 PM
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Hooker is quite and not restrictive, so you wouldn't have to worry about loss of power really..also is cheap

Magnaflow I heard isn't too loud either..until you get on it that is. lol

Those would be my suggestions for ya!
Old 04-02-2008, 10:35 PM
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Dont know about magnaflow. My buddy has a hooker and it is pretty loud, not too bad i guess, i am thinking i want quieter. I am thinking about putting the stock muffler back on with different tips and an electric cut out. Loss of power wouldnt be a problem if i have an electric cut out right for when i want some real power. I want a really quiet car. It was too much for me after i did the lt's. After the cam, just way too much.
Old 04-02-2008, 10:42 PM
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On my setup the magnaflow is still to loud. SLP dual/dual is going on it to try and quiet it down. I don't now of anything quieter than the dual/dual but it's a little hard to find since they quit making them.
Old 04-02-2008, 10:43 PM
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youll be happy with magnaflow!! we all know u feel bout loudmouth.. for most just longtubes/ory/ and loudmouth is too loud.. but being cammed..i couldnt imagine. im cammed with magnaflow and it sounds goo. its pretty quiet around town, but has a nice smooth sound. youll like it. but for quiet, like already mentioned hooker or magnaflow will be your best bet.
Old 04-02-2008, 10:43 PM
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i got a longtubes ory magnaflow and a cutout its quiet with the cut out closed but loud as **** when open
Old 04-02-2008, 11:03 PM
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what about tuning issues with a quieter more restrictive muffler? It wont affect the car, maybe create a too lean/rich condition will it? A friend told me that as long as i still run a maf it wont be an issue. I am thinking the stock muffler with different tips....
Old 04-02-2008, 11:04 PM
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i got hooker 1 3/4 LT, Hooker ORY, Hooker CB. Cold start its a tad loud, but once it warms up its pretty quiet on idle, its when u break 2200 rpm it gets a lil oud but not loud enough imo
Old 04-02-2008, 11:36 PM
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c'mon anyone know about the tuning? Thats the main thing i am worried about. i am so impatient
Old 04-02-2008, 11:49 PM
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SLP Duel Duel is what you really want in terms of loudness.
Old 04-02-2008, 11:51 PM
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I just had headers and ypipe with a stock catback and then put on the LM1 and its too loud for me because I work nights and I don't want to wake people up, but if I had to do it all over again I would put a cut out and diff. tips.
now on yur tune I say no because your tuning your air/fuel and timeing right so if anything you will lose hp because its not free flowing exhaust, that is what I'm thinking
Old 04-02-2008, 11:55 PM
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Thats what i am thinking/hoping. I did a search and see other cammed cars with the stock catback, longtubes, off road y, and an electric cutout. That is what i think i am gonna shoot for. I already have most of the pipe to do it including the muffler.
Old 04-02-2008, 11:56 PM
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Bullet in the "I" pipe! might help some...
Old 04-03-2008, 12:12 AM
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I am in the exact same boat as you taws6m6. I just got a new heads and cam 370 and my Loudmouth is WAY to loud for me.. I am trying to find a different type of exhaust for mine and keep my center mount exhaust.
Old 04-03-2008, 12:33 AM
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I'm going to be in the same boat as you guys real soon like this weekend, doing a top end kit on the 346. if it is going to be too loud then the stock **** going back on. But if i like it and its really loud i might keep it and shut the car off and coast to the driveway and nice cars guys.
Old 04-03-2008, 12:58 AM
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Borla-Mouth, only 20 recent threads about it right now. Do a search

Peace,
Craig.
Old 04-03-2008, 01:38 AM
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k... I had the SLP Loudmouth... sounded great when I was stock

Then I got heads, cam, LT's, ORY... man was it just CRAZY LOUD!!!!

I ended up chopping off the rear section of my Loudmouth, while keeping the resonator in the I-Pipe and got a Magnaflow muffler put in the rear... 100x better!!!!!!!! The Magnaflow muffler has a straight through design, with little flow restriction... I'm betting I didn't even loose 5hp if any at all by putting the magnaflow on there... and the sound is SOOOOOOOO much better...

here's a few pics to explain what I did...

Cut the SLP rear section out...


Welded a magnaflow muffler in place...

Old 04-03-2008, 02:39 AM
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The loudmouth "muffler" is basically just a resonator so ^ that would probably be the best way to go if you are looking for a quiet car.
Old 04-03-2008, 03:00 AM
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I "had" a random technologies catback on my car...no cats, no res. and it was very quiet...too quiet for me....so I am waiting on my true duals




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