Author Topic: No muffler on our 2.5L?  (Read 3760 times)

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MYSTANGT

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No muffler on our 2.5L?
« on: April 07, 2010, 07:58:37 AM »
Does anyone have a sound clip of how our 4 bangers sound without a muffler?

I am VERY tempted to get a straight pipe welded in its place and leave the cats in place.   :weee:

Anyone done this before?
And any issues that this may bring?
« Last Edit: April 07, 2010, 07:59:23 AM by MYSTANGT »

Offline oldjeep

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Re: No muffler on our 2.5L?
« Reply #1 on: April 07, 2010, 08:57:25 AM »
Does anyone have a sound clip of how our 4 bangers sound without a muffler?

I am VERY tempted to get a straight pipe welded in its place and leave the cats in place.   :weee:

Anyone done this before?
And any issues that this may bring?

I can't imagine how horrible that would sound.  It's bad enough with a flowmaster.

Issues?  Being beaten to death by your neighbors would be the most immediate, followed by deafness from the rice like screaming of the 4 banger.
Chuck P
The clowns'? Oh, yeah, the clowns. We fight them too — entire armies, spilling out of Volkswagons. We do our best to fight them off, but they keep sending 'em in!
94 YJ - gone
98 ZJ - sons truck
97 TJ - daughters project

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MYSTANGT

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Re: No muffler on our 2.5L?
« Reply #2 on: April 07, 2010, 09:12:41 AM »
Issues?  Being beaten to death by your neighbors would be the most immediate, followed by deafness from the rice like screaming of the 4 banger.

LMAO  ^^^

The reason i keep thinking it is that my muffler is rusting threw and a week or so i go i was on the light when some dude pulled up in a 4 banger TJ that sounded pretty good. Just a little throatier than stock so i asked him what muffler he has and he told me that he just has a straight pipe in there until he gets a header/exhaust combo that he is saving to get.

I couldnt really get under to verify anything nor did i drive it...i literally heard it standing at the light and him pulling away and driving for the next 2 blocks that we were side by side....it sounded great. Sounded just a hair louder than stock and had a nice tone to it   :thumb:

So it really got me thinking....but i wanted to verify before i went ahead and did it    :wave:


Offline sharpxmen

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Re: No muffler on our 2.5L?
« Reply #3 on: April 07, 2010, 09:13:23 AM »
Does anyone have a sound clip of how our 4 bangers sound without a muffler?

I am VERY tempted to get a straight pipe welded in its place and leave the cats in place.   :weee:

Anyone done this before?
And any issues that this may bring?

magnaflow has a glass pack stainless that is pretty much straight thru, i saw it on a shelf and seemed the same dimensions as the Jeep one. not sure about the sound, would prolly be loud
'95 YJ, NSG370 6spd / Hurst shifter, Dana 300 + 4:1 Doubler / tri-stick, Custom skid, Super D35 / Auburn LSD / 4.88, 35x12.5x15 BFG KM2, 64mm t/b, 1.7 RollerRockers, MkVIII e-fan, Dual Diaph Booster
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TrailsLessTaken

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Re: No muffler on our 2.5L?
« Reply #4 on: April 07, 2010, 10:24:37 AM »
It sounds like a honda civic with a fart tube on the back, I started mine up when i was changing exhaust and it didnt care for it, it was way to loud.  I agree with oldjeep, I cant wait to get the flowmaster off mine and replace it with something a lil bit quieter

Offline jfrabat

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Re: No muffler on our 2.5L?
« Reply #5 on: April 07, 2010, 11:51:19 AM »
It sounds like a honda civic with a fart tube on the back, I started mine up when i was changing exhaust and it didnt care for it, it was way to loud.  I agree with oldjeep, I cant wait to get the flowmaster off mine and replace it with something a lil bit quieter

I was changing my cat back (the Gibson one was all damaged when I blew out the cat), and the shop said they could get the Borla and change it.  Turned out they could not get it (they were giving me some cheapola cat back and were saying it was a Borla), and I had a business trip, so I picked up the Jeep and drove it to the office parking lot (5 miuntes away).  I then had to wait for the Borla to arrive and take it to another shot to get it installed.  The thing is LOUD, and not in a cool way...  I was afraid of getting pulled over because of the noise, even though I was being VERY gentle on the throttle to keep the noise down.
« Last Edit: April 07, 2010, 11:53:17 AM by jfrabat »
'94 YJ 2.5L with 4" RE lift, Superwinch EPi9.0, FoMoCo e-Fan, SD30 and SD35 w/ARB-5.13, 165A alt., 33" BFG KM2 on 15" AR wheels, Sony sound system, Pavement Ends Hardtop, Hydroboost

Offline Jeffy

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Re: No muffler on our 2.5L?
« Reply #6 on: April 07, 2010, 12:13:07 PM »
It sounds like a honda civic with a fart tube on the back, I started mine up when i was changing exhaust and it didnt care for it, it was way to loud.  I agree with oldjeep, I cant wait to get the flowmaster off mine and replace it with something a lil bit quieter
It's worse!  I've started up my Jeep with just the down pipe and it pops and cracks all the time.  Not to mention, it's very loud.  Even with the just cat on there, it's still pretty loud and cracks and pops.

BTW: my Flowmaster broke off at the output weld around the case.  POS that I should have never had installed.
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TrailsLessTaken

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Re: No muffler on our 2.5L?
« Reply #7 on: April 07, 2010, 01:18:51 PM »
I got mine years ago back in high school cause at the time I thought they were cool and now I cant stand it.  Buddy of mine has Magnaflow on his new Jeep and another one has it on his truck so im thinking about doing that one maybe

Offline dwtaylorpdx

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Re: No muffler on our 2.5L?
« Reply #8 on: April 11, 2010, 01:16:20 AM »
I have a spintech and its LOUD more than I wanted. But very well made...

I'd never go o pen pipe you'd be over 100db

Dave
94 YJ - 2.5 Hesco Cam B&B Ported - AX5 Trans w/Centerforce Dual Friction Clutch - 4" Rough Country Lift W/Skyjacker Shocks - D44 Rear/ARB - D30/ARB - ARB Compressor - Warn M8000 in Custom Bumper - Reunell Rear Bumper - Metalcloak 6" Body Armor Kit - Tuffy Console - 265x85-16 Tires - 2M Radio

WranglerCOdy

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Re: No muffler on our 2.5L?
« Reply #9 on: April 11, 2010, 08:22:14 AM »
open is way to loud and loose all the back pressure. so you gonna look like a ricer and when you take of you will be loud as heck but still slower then anybody else haha.

i love my flowmaster 40 series with a cat




http://www.youtube.com/watch?v=l3HFhjFSEXU

WranglerCOdy

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Re: No muffler on our 2.5L?
« Reply #10 on: April 11, 2010, 08:23:25 AM »
here is another one about 9 monthes after i put it on. i was playing in the mud a lil


http://www.youtube.com/watch?v=2SGUuYHSQFk

enginethatcould

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Re: No muffler on our 2.5L?
« Reply #11 on: April 11, 2010, 03:46:01 PM »
I had some problems with the stock cat/muffler set-up. I pulled it off on day after work and the thing was f'n LOUD! I drove it home with my license and insurance in my lap just waiting to get puled over. I eventually put a cherry bomb on it, but I think it is still a little loud.

firebrick43

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Re: No muffler on our 2.5L?
« Reply #12 on: April 13, 2010, 07:56:29 AM »
I cant imagine the drone the driver would have to put up with driving.  My jeeps PO installed a dynomax muffler a year ago and I cant stand the drone from that on the highway, though it doesn't sound bad in the passenger seat or from others outside the jeeps prospective.  I am waiting on a walker quiteflow to show up. 

Torch_Ind

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Re: No muffler on our 2.5L?
« Reply #13 on: April 13, 2010, 08:32:29 PM »
really loud. not going to say it will sound like a ricer but it's F*$#% loud!!

I have a high flow cherry bomb vortex muffler still fairly loud!!

alext1399

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Re: No muffler on our 2.5L?
« Reply #14 on: April 13, 2010, 08:54:44 PM »
it is the funniest thing you could ever hear out of a jeep, i had to put a muffler and tail pipe on my 2.5 and cut the old rust one out...and kinda had to drive it for a day to hear what it sounds like.....its a mix between a half blown up cummins 4bt and a screamin toyota haha