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Old Mar 26, 2006
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header +downpipe

ok, so if i get a downpipe to my header it will replace my cat. does this mean i will fail emissions? im in GA so i have no clue. someone help. i really don't know. ill settle for no downpipe if i have to but hey i just want to make sure. thanx guys.
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Old Mar 26, 2006
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Originally Posted by MajinB
ok, so if i get a downpipe to my header it will replace my cat. does this mean i will fail emissions? im in GA so i have no clue. someone help. i really don't know. ill settle for no downpipe if i have to but hey i just want to make sure. thanx guys.
If you replace Cat with downpipe/testpipe, you will not pass emission.
Will throw CEL.
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Old Mar 26, 2006
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cel will go off within about a week. Here in ohio we have to pass emissions every 2 years, so either pass first and then put it on. Also you could look into a hi-flow cat, this is the legal version and does about the same it just costs more.
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Old Mar 26, 2006
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Originally Posted by civicvtec1ps
If you replace Cat with downpipe/testpipe, you will not pass emission.
Will throw CEL.
here is the funny thing. the downpipe will have the O2 sensor thats supposed to go after the cat/part of the cat. will it still throw a code? thanx for helping guys. if it will, then ill just get a high flow cat. i REALLY appreciatte the help.

http://cgi.ebay.com/ebaymotors/Stain...50047693QQrdZ1
is that a real high flow cat? or is it just a down pipe? im not sure about this. sorry for puting it in the wrong section.

Last edited by MajinB; Mar 26, 2006 at 09:50 PM. Reason: Automerged Doublepost
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Old Mar 26, 2006
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On my test pipe it has the o2 holes for where they were stock. and my CEL was on for i think 1day.. i have the megan racing header and test pipe/ cel-less..
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Old Mar 26, 2006
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Originally Posted by DUDEitsMATTx
On my test pipe it has the o2 holes for where they were stock. and my CEL was on for i think 1day.. i have the megan racing header and test pipe/ cel-less..
did you pass your emmissions?
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Old Mar 26, 2006
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I live in Florida. I dont have that.. But from what I have herd I dont think it would.. I mean theres no cat, like some times you get some smoke but not alot and you can smell it...
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Old Mar 26, 2006
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Originally Posted by MajinB
here is the funny thing. the downpipe will have the O2 sensor thats supposed to go after the cat/part of the cat. will it still throw a code? thanx for helping guys. if it will, then ill just get a high flow cat. i REALLY appreciatte the help.

http://cgi.ebay.com/ebaymotors/Stain...50047693QQrdZ1
is that a real high flow cat? or is it just a down pipe? im not sure about this. sorry for puting it in the wrong section.
Yes, still will throw CEL.
It's testpipe, made by megan.

You won't visual testing..
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Old Mar 27, 2006
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I would recommend an EX exhaust swap. Go with a DC or Hedman shorty 4-1 header and a Random Technology high flow cat and voila! Emissions legal.

PM me if you need hook ups!
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Old Mar 27, 2006
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Old Mar 27, 2006
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Originally Posted by dezod
I would recommend an EX exhaust swap. Go with a DC or Hedman shorty 4-1 header and a Random Technology high flow cat and voila! Emissions legal.

PM me if you need hook ups!
i already have an EX hahaha i do need some hook ups. pmed yo.
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Old Mar 27, 2006
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keep your stock downpipe! really, i had a test pipe and it made my car sound like bees. do you want to be a bee?
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Old Mar 27, 2006
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First off what kind of emissions testing do they do in GA?

Also, down the line if you plan to do bigger engine mods (Nitrous/Turbo) you're pretty much going to be forced to swap out your stock one.

Also, to the guy from Ohio, I have never heard of emissions testing in Ohio...?
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Old Mar 27, 2006
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Originally Posted by MajinB
i already have an EX hahaha i do need some hook ups. pmed yo.
Ok. I will look out for it. Haven't got anything yet.
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Old Mar 27, 2006
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i did an exhaust conversion and it worked out great. i have the random technologies cat pipe dc4-1 header and greddy evo2. so im 50 state smog legal. i couldnt tell you what the power difference was using a stock cat pipe becasue i had to do the whole conversion. but i will tell you i am very happy with the quality, the sound, and the performance of the parts i used.
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Old Mar 27, 2006
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Originally Posted by familycar
i did an exhaust conversion and it worked out great. i have the random technologies cat pipe dc4-1 header and greddy evo2. so im 50 state smog legal. i couldnt tell you what the power difference was using a stock cat pipe becasue i had to do the whole conversion. but i will tell you i am very happy with the quality, the sound, and the performance of the parts i used.
Thanks for the update! Did you get it from us?
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Old Mar 27, 2006
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Originally Posted by dezod
Thanks for the update! Did you get it from us?
unfortunately no, i havent had the pleasure yet! i have a local company im sure youve heard of them "Dynamic Autosports" they are huge in the import market they usually give me deals becasue i have dropped a lot of coin with them over the years. and i also know a lot of the reps they get
their parts from, becasue i was in the industry for a while as well!
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Old Mar 28, 2006
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Originally Posted by familycar
unfortunately no, i havent had the pleasure yet! i have a local company im sure youve heard of them "Dynamic Autosports" they are huge in the import market they usually give me deals becasue i have dropped a lot of coin with them over the years. and i also know a lot of the reps they get
their parts from, becasue i was in the industry for a while as well!
Honestly, never heard of them. Let me know if we can help. We would love your business. We take care of this community.
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Old Mar 28, 2006
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I have never heard of any testing here in ohio. If they do I will just throw my old stuff back on. hahaha
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Old Mar 28, 2006
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Yup.... Ohio > Georgia
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Old Mar 28, 2006
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I live in Hinesville and I took my cat out because I got the kamakazi header put on. You will fail emessions. Do what you think is right. I dont have emissions testing here.
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Old Mar 28, 2006
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well i need a high flow cat then. i might as well get it now. im planning for a turbo hopefully by the end of the year.
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Old Mar 28, 2006
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Originally Posted by MajinB
well i need a high flow cat then. i might as well get it now. im planning for a turbo hopefully by the end of the year.
Our Random Tech prices are the lowest in the land....

Not to mention, we have 2 on the shelf.
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Old Mar 28, 2006
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ill check it out
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Old Mar 28, 2006
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Originally Posted by MajinB
ill check it out
mmmk
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