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[Z06] Unique Ti Cutout Setup

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Old Oct 3, 2014 | 02:26 AM
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Default Unique Ti Cutout Setup

Researching cutouts when I came across this photo:





of what appears to be a Z06 Ti muffler with the coolest cutout setup I've ever seen. Does anyone know whose car this is on? I'd kill to have this on my car if I could find someone willing to weld Ti and do this good of a job with it.
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Old Oct 3, 2014 | 02:50 AM
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That is a nice set-up, looks clean and professionally done.
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Old Oct 3, 2014 | 05:39 AM
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Originally Posted by OneCylinder
That is a nice set-up, looks clean and professionally done.
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Old Oct 3, 2014 | 11:31 AM
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When I was looking at cutouts I found that same picture. What I ended up doing was purchasing DMH low-profile cut outs and placing them on the 90° band prior to the mufflers. It is still basically the same concept of what you are doing, it just requires less welding.

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Old Oct 3, 2014 | 11:55 AM
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I have seen that pic before, I think its a stock muffler but i dont think it is a Ti muffler. making that would not be hard other then finding Titanium flanges to match the cut out.

I think this is a stock Stainless muffler.

S
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Old Oct 3, 2014 | 05:28 PM
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They merged into one tip as well. I would just like to be able to swap tips to something like that, but still have two on my Ti system. Looks like they have a cut at end, and a slip fit tip, with tip pipe going into muffler pipes.
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Old Oct 4, 2014 | 07:45 PM
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Looks pretty cool, I would dig that
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Old Oct 4, 2014 | 09:02 PM
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My cutout setup... Not Ti but...you get the idea...











I've since cleaned up and painted all the welds/flanges and it looks much better...I need to get a final pic taken of it now.


Yes this required massive modifications to the trunk that most owners don't want to do...(which I understand..)

Last edited by ajrothm; Oct 4, 2014 at 09:05 PM.
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Old Oct 5, 2014 | 01:24 AM
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Funny that you guys bring this up, im actually working on this exact idea with z06 titanium mufflers. I just received the flanges that I had cut out by my local water jet guy. Ill be posting a thread soon, but probably after my deployment that just popped up.
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Old Oct 5, 2014 | 02:11 AM
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Old Oct 6, 2014 | 01:13 AM
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I think the big question here is why would you need the cut-outs for the Ti bypass? They're barely audible at idle or part throttle.
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Old Oct 6, 2014 | 01:21 AM
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But its not really a bypass any more if the center tips become straight pipes by using 2.5" pipe, hence the reason for turning them off.
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Old Oct 6, 2014 | 10:04 AM
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For me if you are putting in cutouts you want them before the restriction. The muffler is not the restriction on a modified car. What is the restriction is where under the transmission the pipes go from 3" to 2.5". This applies if you have a setup like LG headers and x-pipe. This is also why LG created the big 3 exhaust. The pulse travel is impacted by the reduction in pipe size. A bad pulse exit will reduce mid range torque. I have some dyno pulls I posted in the past where you can see the peak impact of my cutouts was 5 rwhp. The big impact was the mid range torque I picked up by having a better pulse exit putting them before the 3" to 2.5" reduction.
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Old Oct 6, 2014 | 11:36 PM
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Originally Posted by Lowrydesign
But its not really a bypass any more if the center tips become straight pipes by using 2.5" pipe, hence the reason for turning them off.
Sorry, I was looking at ajrothm's car, thinking he was the OP.
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Old Oct 7, 2014 | 02:19 PM
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After final adjustment, cleaned up and all flanges/welds painted with Ceramic paint.



I'll track test the cutouts in a few months and see if it's actually worth anything at 900hp...
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Old Oct 7, 2014 | 04:29 PM
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Did you cut the floor out of the rear?
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Old Oct 8, 2014 | 10:01 AM
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Originally Posted by Lowrydesign
Did you cut the floor out of the rear?
Yes I cut the lower most point of the "tub" out, then built a flat floor pan out of MDF.

As often as I pull the trans and diff, it helped to get rid of the trunk tub. Not to mention it cleans up the underside of car's appearance.

It's not for everyone tho...
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Old Oct 10, 2014 | 03:37 PM
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Originally Posted by QuiksilvrZ
Researching cutouts when I came across this photo:





of what appears to be a Z06 Ti muffler with the coolest cutout setup I've ever seen. Does anyone know whose car this is on? I'd kill to have this on my car if I could find someone willing to weld Ti and do this good of a job with it.
That looks like Tony Mamo's setup he put together many years ago. Tony is a perfectionist on the details of everything he works on. He is head of R&D at Airflow Research "AFR" in case you wanted to contact him. He posts on LS1tech from time to time so you may shoot him a PM there or on here on CF.
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