# The hard way to gut rear pre-cat

**URL:** <https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245>\
**Category:** Builds\
**Created:** [June 23, 2005, 11:11am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245 "2005-06-23T11:11:37Z")\
**Posts on this page:** 19\
**Page:** 1

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**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [June 23, 2005, 11:11am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/1 "2005-06-23T11:11:37Z")

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FInally got the pics uploaded from the cam…

Hybrid Cat-Back… nota horrible shot. that bend is not as bad as it looks from this angle  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00266.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00266.jpg)  
2 of the rear pre-cat right before I gave up  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00265.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00265.jpg)  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00264.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00264.jpg)  
Some of the bits I was using  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00263.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00263.jpg)  
Another shot of the cat-back and the hammer I was chiseling with…  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00262.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00262.jpg)  
the 50 fucking pound drill I ended up using once the Crapsman burned out. That bit is probably over 3/4" in diameter… just to give you an idea of how big it is.  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00261.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00261.jpg)  
Nice shot of the Hybrid DP.  
 ![http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00260.jpg](http://i2.photobucket.com/albums/y9/JACK1992VR4/VR4/DSC00260.jpg)

The drill was so big I had to angle it into the pre-cat just to stand it up under the car. The craftsman burned out after about 3 minutes. I gave up cause it was super hot under the car, and I had a piece of steel in my eye. It got past the goggles… and fucked up my eye pretty good. The piece he pulled out from under my eyelid was about 3 pentips wide… and 1 pentip tall. I had a lot of scratches on the eye ball, and some scaring on the eyelid.

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**Author:** ![POOPRA](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/poopra/32/7188_2.png) [@POOPRA](https://forums.speedlife.net/u/POOPRA)\
**Post date:** [June 23, 2005, 11:13am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/2 "2005-06-23T11:13:50Z")

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Yikes hope all that was worth it, is this before or after the car took a poop on you?

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**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [June 23, 2005, 11:16am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/3 "2005-06-23T11:16:40Z")

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That morning…

I did this for 6 hours… went to the river and took some pics. Hopped in a boat with Big Hands… on the way home the car didn’t feel right… dropped my brother off and then it locked up./

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**Author:** ![jay\_g](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jay_g/32/111288_2.png) [@jay\_g](https://forums.speedlife.net/u/jay_g)\
**Post date:** [June 23, 2005, 11:27am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/4 "2005-06-23T11:27:00Z")

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jack, how much did the d/p and cat back cost?

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**Author:** ![Adictd2b00st](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/adictd2b00st/32/7625_2.png) [@Adictd2b00st](https://forums.speedlife.net/u/Adictd2b00st)\
**Post date:** [June 23, 2005, 11:31am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/5 "2005-06-23T11:31:26Z")

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lol i still can’t get over the piece flying in your eye, thats nuts

did u get that transfer case figured out?

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**Author:** ![Ovrwrkd](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ovrwrkd/32/7586_2.png) [@Ovrwrkd](https://forums.speedlife.net/u/Ovrwrkd)\
**Post date:** [June 23, 2005, 11:41am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/6 "2005-06-23T11:41:38Z")

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Ahhh… My eyes!!! The googles, they do nothing!!!

Hope your eye’s okay Jack, having had something like that happen to me, I know it hurts like a REAL bitch even after its out for quite awhile. D/P does look good though (expected nothing less from Hybrid).

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**Author:** ![Xander](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/xander/32/7597_2.png) [@Xander](https://forums.speedlife.net/u/Xander)\
**Post date:** [June 23, 2005, 12:16pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/7 "2005-06-23T12:16:27Z")

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Nice jack. Hopefully you get it going again soon.

X…

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**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [June 23, 2005, 12:19pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/8 "2005-06-23T12:19:21Z")

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dp/catback was 900ish

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**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [June 23, 2005, 12:51pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/9 "2005-06-23T12:51:54Z")

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Damn man hope your eye is OK. I was going to gut my pre-cats, but then I got a killer deal on downpipes :tup:

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**Author:** ![Terry](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/terry/32/7207_2.png) [@Terry](https://forums.speedlife.net/u/Terry)\
**Post date:** [June 24, 2005, 8:31am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/10 "2005-06-24T08:31:48Z")

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Did you post the same exact thread on every forum you’re on? :lol:

Terry

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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:** [June 24, 2005, 8:39am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/11 "2005-06-24T08:39:00Z")

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are u gutting the new cat or before hybrid did the exaust

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**Author:** ![Carnut](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/carnut/32/7590_2.png) [@Carnut](https://forums.speedlife.net/u/Carnut)\
**Post date:** [June 24, 2005, 9:15am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/12 "2005-06-24T09:15:11Z")

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he is gutting the precats, which are in the O2 housings just before each downspout in the downpipe assembly

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<div class="post-metadata">

**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [June 24, 2005, 9:27am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/13 "2005-06-24T09:27:04Z")

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> [@Terry](#):
>
> Did you post the same exact thread on every forum you’re on? :lol:
> 
> Terry

Only those that know what pre-cats are. WNYDSM wasn’t so lucky.

> [@layzie](#):
>
> are u gutting the new cat or before hybrid did the exaust

This is a pre-cat. It is basically 1 of 2 “mini” cats that are immediately after the turbos. After the downpipe combines the 2 into 1, there is a main cat. The front pre-cat was eliminated by the downpipe, the rear pre-cat had to be gutted, because it is part of the o2 housing on the rear turbo.

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**Author:** ![tonymitss5](https://avatars.discourse-cdn.com/v4/letter/t/b77776/32.png) [@tonymitss5](https://forums.speedlife.net/u/tonymitss5)\
**Post date:** [June 30, 2005, 11:13pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/14 "2005-06-30T23:13:35Z")

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looks nice, dont mess around with shit in ur eyes though, hopefully u got some drops for any sort of infection.

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**Author:** ![Jeller](https://avatars.discourse-cdn.com/v4/letter/j/bc8723/32.png) [@Jeller](https://forums.speedlife.net/u/Jeller)\
**Post date:** [July 1, 2005, 5:34am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/15 "2005-07-01T05:34:24Z")

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Looks like you are having a fun time :roll2: , That exhaust looks pretty good. Hopefully you will get it up and rolling soon. Hope your eye feels better soon.

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**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [July 1, 2005, 5:53am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/16 "2005-07-01T05:53:05Z")

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Up and Rolling right now. I just have a gas light on because I’m poor.

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**Author:** ![JEG](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jeg/32/7246_2.png) [@JEG](https://forums.speedlife.net/u/JEG)\
**Post date:** [July 2, 2005, 8:31pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/17 "2005-07-02T20:31:09Z")

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oh yeah, your dad wants that transfer case off the porch lol.

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**Author:** ![STEALTTH](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/stealtth/32/7582_2.png) [@STEALTTH](https://forums.speedlife.net/u/STEALTTH)\
**Post date:** [July 2, 2005, 8:46pm UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/18 "2005-07-02T20:46:38Z")

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turbos sound any louder ? 🙂

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<div class="post-metadata">

**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [July 5, 2005, 7:00am UTC](https://forums.speedlife.net/t/the-hard-way-to-gut-rear-pre-cat/245/19 "2005-07-05T07:00:01Z")

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turbos are louder… i spool just to hear them.

which is why the gas light is always on.

I need a tune so badly.

And I’ll get the t-case off the porch when I get home
