C63 AMG (W204) 2008 - 2015
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X-pipe at cat vs. at resonator

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Old Oct 13, 2016 | 12:24 AM
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2013 C63 AMG
X-pipe at cat vs. at resonator

I already deleted my resonators but now I'm looking at replacing my cats with an X-pipe. Is there a sound difference depending on where you put the X-pipe?
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Old Oct 13, 2016 | 11:42 AM
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Whats the difference from stock to deleted res?

Do you lose the AMG sound?
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Old Oct 13, 2016 | 01:48 PM
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With the resonator deleted, the car sounds more or less stock under light throttle. When you step on it, it's a similar noise to stock, just louder. The car also pops and burbles a lot more on deceleration.
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Old Oct 13, 2016 | 03:38 PM
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Originally Posted by s.e.a.n.
Whats the difference from stock to deleted res?

Do you lose the AMG sound?
Deleting the res will also add rasp to the sound. If you just want loudness, removing the secondary cats and replace with straights will give you that. Louder/healthier sound, same AMG bark, no drone.
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Old Oct 13, 2016 | 08:33 PM
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I haven't noticed a rasp.
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Old Oct 15, 2016 | 07:45 PM
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Originally Posted by Ambystom01
I already deleted my resonators but now I'm looking at replacing my cats with an X-pipe. Is there a sound difference depending on where you put the X-pipe?

No matter where you put the x-pipe it is going to quiet the exhaust WAY down and change the tone....the factory resonator is itself an h-pipe and is mainly what is responsible for the AMG bark...reinstall the reso and straight pipe the 2nds.... done

....and there are 10 dozen threads on here about exhaust this that and the other, not even that far down THIS page of the forum. Do us all a favor and use the other threads and ask your questions there as opposed to creating a new already beaten horse
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Old Oct 15, 2016 | 08:33 PM
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I searched already and didn't find a thread that dealt with this particular issue. Plenty have the same answer though; redo your exhaust mods.
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Old Oct 16, 2016 | 07:24 AM
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Originally Posted by INS1GNIA
Deleting the res will also add rasp to the sound. If you just want loudness, removing the secondary cats and replace with straights will give you that. Louder/healthier sound, same AMG bark, no drone.
Do yo also get the pops and burbles with just replacing secondaries with straight pipes?
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Old Oct 16, 2016 | 08:46 AM
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Originally Posted by shaun.barnard
Do yo also get the pops and burbles with just replacing secondaries with straight pipes?
Yes
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Old Oct 16, 2016 | 09:38 AM
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Originally Posted by jptaylor
Yes
Had the correct size piping ordered by the exhaust shop yeaterday. Will have it done Tuesday. Hope I leave with a smile.
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Old Oct 17, 2016 | 12:45 PM
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Originally Posted by shaun.barnard
Do yo also get the pops and burbles with just replacing secondaries with straight pipes?
Originally Posted by jptaylor
Yes
Yep, it is more pronounced as well. Everyone who rides with me will mimic the pops and gurgles lol.
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Old Oct 17, 2016 | 02:04 PM
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From: Jeffreys Bay,South Africa
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Originally Posted by INS1GNIA
Yep, it is more pronounced as well. Everyone who rides with me will mimic the pops and gurgles lol.
Went to the garage shop and had it on the hoist today to measure so they order the correct ss pipes and will be in tomorrow at 10am so at 11am I'll probably be popping and gurgling around town. Lol
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Old Oct 17, 2016 | 02:09 PM
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You'll love it
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Old Oct 17, 2016 | 04:21 PM
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Originally Posted by shaun.barnard
Went to the garage shop and had it on the hoist today to measure so they order the correct ss pipes and will be in tomorrow at 10am so at 11am I'll probably be popping and gurgling around town. Lol
Haha, very nice! Write back with a review on how you like it.
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Old Oct 18, 2016 | 01:05 PM
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From: Jeffreys Bay,South Africa
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Originally Posted by INS1GNIA
Haha, very nice! Write back with a review on how you like it.
Before

After

I took a video but it does not justify the sound. Still civilised when idling and cruising but screams when opened up. Loving it.
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