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Resonator delete

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Old 04-06-14, 12:21 PM
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aTeAse
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Default Resonator delete

Anyone here try a resonator delete?
Old 05-01-14, 03:57 AM
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fiendskill
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Would also like to know if anyone did this.. seeing as there no aftermarket midpipes for the 3is for the awd models
Old 05-01-14, 11:31 AM
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Did this yesterday. No difference at all it seems.

Getting the resonator back on possibly and taking out my mufflers
Old 05-01-14, 11:40 AM
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ultran00b8
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I got my secondary cats and resonators deleted and got them straight piped. It makes the car sound like the the sound generator is active all throughout the rev band. It also sounds a lot throatier after 3k RPM. I am running stock mufflers until my Joe Z comes.

In essence what you hear inside the car is what is heard outside the car. No perceived drone as the stock setup drones a bit already.

After the first day there was no support welded in between the pipes in the mid section and it caused the pipes to rattle and vibrate. Once the exhaust sorted itself out it (welded a support beam and natural expansion and cooling), it actually sounds pretty good with some rasp above 5k. When cruising the exhaust is near silent and could pass as stock. You get the best of both worlds.

I think when my Joe Z axle back gets it'll sound pretty good.
Old 05-01-14, 11:41 AM
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beeRandon
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Originally Posted by aTeAse
Did this yesterday. No difference at all it seems. Getting the resonator back on possibly and taking out my mufflers
I've heard from a few people that got their muffler delete like the sound of it and are pleased with it. :-) Probably getting mine done, let me know how it is if you do it!
Old 05-01-14, 07:10 PM
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fiendskill
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Originally Posted by aTeAse
Did this yesterday. No difference at all it seems.

Getting the resonator back on possibly and taking out my mufflers
What about replacing the secondary cats with hi-flow cats and resonators? Maybe the cat is the one canceling most of the sound if deleting the resonators did nothing.

Last edited by fiendskill; 05-01-14 at 07:22 PM.
Old 05-01-14, 07:46 PM
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aTeAse
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Originally Posted by ultran00b8
I got my secondary cats and resonators deleted and got them straight piped. It makes the car sound like the the sound generator is active all throughout the rev band. It also sounds a lot throatier after 3k RPM. I am running stock mufflers until my Joe Z comes.

In essence what you hear inside the car is what is heard outside the car. No perceived drone as the stock setup drones a bit already.

After the first day there was no support welded in between the pipes in the mid section and it caused the pipes to rattle and vibrate. Once the exhaust sorted itself out it (welded a support beam and natural expansion and cooling), it actually sounds pretty good with some rasp above 5k. When cruising the exhaust is near silent and could pass as stock. You get the best of both worlds.

I think when my Joe Z axle back gets it'll sound pretty good.

Do you have an exhaust layout on which the secondary cat/resonator is?

Maybe the shop I went to did it wrong. Basically my shop removed the thing before the axle back system.

So with the secondary cat and resonator removal how much louder compared to stock on the exhaust note?(stock sounds super quiet and boring)

Can you post some sound clips in different RPM bands?
Old 05-01-14, 08:23 PM
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fiendskill
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I think it also depends if u have a 250 or 350. The other thread someone said he made a straight pipe on his 250 and it sounded raspy. But a 350 sounded good
Old 05-01-14, 08:25 PM
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fiendskill
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Originally Posted by aTeAse
Did this yesterday. No difference at all it seems.

Getting the resonator back on possibly and taking out my mufflers
Can you happen to measure the specs of the resonators since u have them off at the moment
Old 05-01-14, 09:00 PM
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aTeAse
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I'm not even sure if its the resonator, what specs are you talking about? I'll take some pics to show you guys.

I think some rasp is okay. So far i have yet to hear a decent sounding exhaust for this car.
Old 05-01-14, 11:21 PM
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fiendskill
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Meant like how long the stock resonators are.
Old 05-02-14, 12:45 AM
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aTeAse
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their about a feet long. both of them are attached
on a square plate
Old 05-02-14, 01:13 PM
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ultran00b8
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Here's what I removed and replaced with straight piping.

Resonator delete-qtxyyugl.jpg
Old 05-02-14, 02:22 PM
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Are the factory pieces straight through or pretty restrictive looking inside?
Old 05-03-14, 01:57 AM
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Which is the resonator and secondary cat? Do you have sound clip ?


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