# stupid question about exhaust cutouts/dumps

**URL:** <https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872>\
**Category:** NYSpeed Automotive\
**Created:** [November 7, 2006, 9:56pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872 "2006-11-07T21:56:52Z")\
**Posts on this page:** 10\
**Page:** 2

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**Author:** ![Daddie](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/daddie/32/7621_2.png) [@Daddie](https://forums.speedlife.net/u/Daddie)\
**Post date:** [November 8, 2006, 2:13pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/21 "2006-11-08T14:13:15Z")

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> [@MikeRi24](#):
>
> im going to see what it sounds like with the new high flow cat and bigger downpipes. i thought that the dumps would help out the top end power a little bit because the exhaust is holding it back.

If you do cams and rockers, yes, then your exhaust becomes the main restriction. As it is right now, no, you don’t.

Headers and hi flo cat will make a huge difference.

Ricer.

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**Author:** ![MikeRi24](https://avatars.discourse-cdn.com/v4/letter/m/57b2e6/32.png) [@MikeRi24](https://forums.speedlife.net/u/MikeRi24)\
**Post date:** [November 8, 2006, 2:20pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/22 "2006-11-08T14:20:35Z")

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i am getting a cam, lifers and rockers over the winter.

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**Author:** ![Justin](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/justin/32/7459_2.png) [@Justin](https://forums.speedlife.net/u/Justin)\
**Post date:** [November 8, 2006, 2:36pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/23 "2006-11-08T14:36:35Z")

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> [@Daddie](#):
>
> Fucking ricer… I’m sure your car is loud enough currently as it doesn’t have a real muffler…

His truck is very quite. It has something like 1-7/8 exhaust pipes going into a 2.5 at the rear. Super restrictive for 360 cubes. I have told him a bunch of times that exhaust would really wake that thing up. Headers, to a full 3 inch true dual would sound very nice too. The exhaust you have now is way to restrictive. Cut-Outs would just be dancing around the problem.

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**Author:** ![JustinH](https://avatars.discourse-cdn.com/v4/letter/j/9fc29f/32.png) [@JustinH](https://forums.speedlife.net/u/JustinH)\
**Post date:** [November 8, 2006, 5:00pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/24 "2006-11-08T17:00:36Z")

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i think dumps are gay, just build a real exhaust, with a manly muffler.

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**Author:** ![turbo\_ls1\_ss](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbo_ls1_ss/32/7303_2.png) [@turbo\_ls1\_ss](https://forums.speedlife.net/u/turbo_ls1_ss)\
**Post date:** [November 8, 2006, 5:10pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/25 "2006-11-08T17:10:40Z")

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if ur talking 1 7/8s primaries, thats actually rather large. (not too large, just right).

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**Author:** ![MikeRi24](https://avatars.discourse-cdn.com/v4/letter/m/57b2e6/32.png) [@MikeRi24](https://forums.speedlife.net/u/MikeRi24)\
**Post date:** [November 8, 2006, 6:06pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/26 "2006-11-08T18:06:16Z")

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> [@turbo ls1 ss](#):
>
> if ur talking 1 7/8s primaries, thats actually rather large. (not too large, just right).

my exhaust goes as follows: shorty headers (no clue what diameter they are) –\> 1 7/8" pipe off each header –\> cat –\> 2 1/2" pipe to Magnaflow Magnapack –\> 2 1/2" Y-pipe –\> 2 1/2" tails

over winter i am getting a peice that Magnaflow makes that is 2 1/2" downpipes into a high flow cat.

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**Author:** ![Tunerfreak](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/tunerfreak/32/7427_2.png) [@Tunerfreak](https://forums.speedlife.net/u/Tunerfreak)\
**Post date:** [November 8, 2006, 8:36pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/27 "2006-11-08T20:36:40Z")

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> [@turbo ls1 ss](#):
>
> :eyebrow: maybe if you get a shit ass plate. ive had no problems with mine.

yea but im guessin that u have 2 kind of tunes, one for the cut out and one for when its closed

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**Author:** ![jkucz28](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jkucz28/32/7503_2.png) [@jkucz28](https://forums.speedlife.net/u/jkucz28)\
**Post date:** [November 8, 2006, 8:51pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/28 "2006-11-08T20:51:16Z")

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if your 02 sensors are after the cats, then put the cutout anywhere behind those

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**Author:** ![layzie](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/layzie/32/7599_2.png) [@layzie](https://forums.speedlife.net/u/layzie)\
**Post date:** [November 8, 2006, 9:51pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/29 "2006-11-08T21:51:45Z")

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> [@jkucz28](#):
>
> if your 02 sensors are after the cats, then put the cutout anywhere behind those

just dont let this kid do any e cutouts, or u might not have an exaust system anymore

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**Author:** ![turbo\_ls1\_ss](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbo_ls1_ss/32/7303_2.png) [@turbo\_ls1\_ss](https://forums.speedlife.net/u/turbo_ls1_ss)\
**Post date:** [November 8, 2006, 10:55pm UTC](https://forums.speedlife.net/t/stupid-question-about-exhaust-cutouts-dumps/19872/30 "2006-11-08T22:55:46Z")

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> [@Tunerfreak](#):
>
> yea but im guessin that u have 2 kind of tunes, one for the cut out and one for when its closed

no…

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