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Performance, Brainstorming & Tuning Talk about modifications, or anything else associated with performance enhancements. Have a new idea for performance/reliability? Post it here. No idea is stupid! (please use Detailing and Appearance for cosmetic ideas)

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Old 06-29-2005, 09:59 PM   #1
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Default Hi Flow Cats.....

Ok I give up.....went through 8 pages of exhaust thread to not find a definant answer....

What size in/out cat do i need so I can get this ordered this evening?
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Old 06-29-2005, 10:21 PM   #2
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Come on I know that some one knows.....
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Old 06-29-2005, 10:39 PM   #3
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for you it would be 2.5 in and 2.5 out. that is what the SSEI has for stock exhaust
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Old 06-29-2005, 10:42 PM   #4
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Quote:
Originally Posted by 1993 SLE
for you it would be 2.5 in and 2.5 out. that is what the SSEI has for stock exhaust
Awesome....Thanks Pat.
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Old 07-02-2005, 03:04 PM   #5
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Magnaflow has a pretty good highflow cat if you havent ordered it yet
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Old 07-02-2005, 03:12 PM   #6
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Ordered it thursday.
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Old 07-02-2005, 09:39 PM   #7
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You work with autoparts and have no clue???? (shaking head)
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Old 07-03-2005, 04:55 PM   #8
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I don't deal with exhaust at my work, sawzall it out and throw it away...
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Old 07-04-2005, 01:33 AM   #9
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I meant size...lol

Gordy and Andrew will also be shaking their heads
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Old 07-04-2005, 12:55 PM   #10
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I have a Maganaflow 3" in/out which fits the headers perfectly and the shop used a reducer to connect to the rest of the exhaust.
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