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downpipe?

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Old 10-07-02, 12:38 AM
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downpipe?
is a downpipe the pipe that goes from you manifold down past where you last cat is so that you cant take them off and remove your air pump?
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Old 10-07-02, 12:39 AM
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a downpipe goes from your turbo down to your cat.. if you still have one...
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Old 10-07-02, 12:50 AM
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Or on a N/A, it goes from the end of your header/manifold to the main cat pipe. Stock it has a precat on it.
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Old 10-07-02, 01:04 AM
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I wasnt aware that n/a's had downpipes. i thought they had headers..

i always thought that it was like this turbomanifold-turbo-downpipe
and for a n/a it was just header....
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Old 10-07-02, 01:07 AM
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Ya, but what comes after the header?

People refer to it as a downpipe, but its the precat
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Old 10-07-02, 08:48 AM
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well heres a question. I wanna get rid of my air pump? does that mean the i have to get rid of both cats? and if so what do i put there. Most exhaust are cat back?
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Old 10-07-02, 09:10 AM
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a mid pipe or a presilencer, i just have a pice of striaght pipe, loud as **** with stock system.

--joe
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