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Does running an open cutout hurt anything?

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Old 03-04-2006, 10:22 PM
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Default Does running an open cutout hurt anything?

I just got my QTP cutout installed today. I have Stainless Works headers and Random Tech high flow cats, does it hurt anything to run the cutout open?

First thing I noticed is that my exhaust tips shake quite a bit more when it was ideling, they usually just shook like that when the car was cold, today with the cutout installed and the car warmed up, they shook quite a bit more than usual when ideling. Just a while ago, I let the car warm up and even reved it a few times and they didn't shake as bad anymore....ah well....

But anyhow, can running it like this with the cutout open hurt my cats? Or anything else besides my ears?

Just wondering....
Old 03-04-2006, 10:33 PM
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no, it shouldn't hurt a thing
Old 03-04-2006, 11:27 PM
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only your ears after a while
Old 03-04-2006, 11:31 PM
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it hurts the ozone you *******
Old 03-04-2006, 11:39 PM
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Have had mine opened up for about 8 months now only thing I noticed is some black stuff from the exhaust on the bottom of the car thats about it.
Old 03-04-2006, 11:41 PM
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Here is a short video of how it sounds though....

http://video.ls1tech.com/video/662C7...3CD10C2046.htm
Old 03-05-2006, 03:49 AM
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It hurts all the rice boys feelings. Maybe a bit more smoke and stains under the car, no big deal.
Old 03-05-2006, 04:13 AM
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You just want to make sure that you have it somewhere where it is not going to scrape (really bad) and somewhere that gives you enough room...18" at least from the end of the manifold or header to keep from burning up your O2's.

So it can hurt your O2 sensors. Where is the cut-out located? In the I-pipe I assume.
Old 03-05-2006, 08:12 AM
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so you went ahead and got one awsome, you like how it sounds right i told you its mean as hell sounding especially with a cam in there. did u get it welded up in the I pipe????
Old 03-05-2006, 10:52 AM
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I leave mine closed for the most part it gets annoying after a while.
Old 03-05-2006, 11:02 AM
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Originally Posted by formula001
Have had mine opened up for about 8 months now only thing I noticed is some black stuff from the exhaust on the bottom of the car thats about it.
Wow, your ears must be ringing by now. Any problem with cops?
Old 03-05-2006, 01:23 PM
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In this second video you can see that the cutout is in the I-pipe. I felt bad cutting up that pretty piece of stainless....and the guy that did it went through 3 blades with his sawzall... Tough stuff!

http://video.ls1tech.com/video/04B7A...AE6EB40A79.htm

I am sure the novelty will wear off quickly, but I sure had some fun with it on a gas run already.

And yeah...this is gonna hurt my ears, it's really rediculous....lol.
Old 03-05-2006, 01:27 PM
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I went open cutout for 6 months, the swapped to Pacesetter LTs for 4 months and now im gettin and xpipe in a month, so 11 months of love.
And black **** everywere.
Old 03-05-2006, 01:31 PM
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Originally Posted by DrkPhx
Wow, your ears must be ringing by now. Any problem with cops?

Its not to loud I dont think im in the process of getting it louder. No problems with cops yet I live pretty much out in the country so thats why.
Old 03-05-2006, 01:36 PM
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It does seem to be a lot louder in the car than it actually is. I had my friend drive it, and while I could hear him from quite a distance, it's not obnoxiously loud.
Old 03-05-2006, 01:42 PM
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wouldn't the rear O2's get some funky readings with the cutouts open? Would it throw a code? If you have rear O2"s that is?
Old 03-05-2006, 01:49 PM
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Originally Posted by curtisad
wouldn't the rear O2's get some funky readings with the cutouts open? Would it throw a code? If you have rear O2"s that is?

Naw, they are long gone and tuned out...no troubles there


Last edited by MannyZ28; 03-05-2006 at 02:36 PM.
Old 03-05-2006, 03:12 PM
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Originally Posted by ChaseSS
it hurts the ozone you *******
... .. ..




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