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Exhaust question (mid muffler)

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Old Jan 1, 2020 | 10:34 PM
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Default Exhaust question (mid muffler)

Has anyone put a mid muffler (dual in dual out) just after the H pipe or X pipe?
I had an 05 GTO years ago and by placing a muffler under the car instead of at the rear, it changed the sound a lot.
Ive always had to be different when it comes to exhaust and don’t want to buy a typical axle back. I’m currently running Long tubes, x pipe and Z06 axle back. Was thinking of going with spintech for a unique sound like the second muffler below and if it won’t fit, they do make one with inlet and outlet on the same side to put in the stock location.



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Old Jan 4, 2020 | 10:35 PM
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Could swear I saw a post/pic come up on a search of someone who had a muffler In place or near where the cats were but I can’t find it.
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Old Mar 25, 2023 | 03:54 AM
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Originally Posted by OVRPWRD
Could swear I saw a post/pic come up on a search of someone who had a muffler In place or near where the cats were but I can’t find it.
lmk when you find it
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Old Mar 25, 2023 | 07:33 AM
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Originally Posted by 2001yellow
lmk when you find it
Been 3 years man, still nothing 😂
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Old Mar 25, 2023 | 12:03 PM
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Three years and nothing? Okay, here's a tid-bit:

I took possession of an '08 Odyssey a few years ago. The van had been modified for wheelchair access. The muffler was in the OEM position, about halfway from the converter to the rear bumper. Except for a couple of leaks, the system was quiet and did not transmit sound through the body of the vehicle. The van has a lowered floor, though, and this meant the muffler sat close to the pavement. With the van loaded with a power wheelchair and other passengers, I could hear it scraping along. I decided to have a local shop fabricate a new cat-back system in stainless, and I had them tuck the muffler into a recess just ahead of the rear bumper to help with ground clearance. I immediately noticed buzzing through the body of the vehicle while driving and had the shop add a resonator. (I also checked to make sure all hangers had rubber connections.) The resonator is placed about halfway between the cat and the muffler. This reduced the buzzing, but it's still detectable.

I've had C3, C4 and C5. I never noticed a drone on the C3 vert, but it was true duals; no converter and no shared piping between the cylinder banks. The C4 coupe had horrendous drone. The eventual addition of sound insulation and a Corsa cat-back solved it. The C5 vert wasn't as bad when I got it, but I took the same steps almost immediately after buying it.

I think you are onto something. The muffler placement in the Corvettes is a compromise. Cars with more ground clearance have theirs further forward, and probably for good reason.
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Old Mar 26, 2023 | 01:38 PM
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I dont think you have room to put a muffler in the middle of a C5 exhaust system.

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