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Diffrence in exhaust size?

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Old Jun 26, 2009 | 08:13 PM
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Default Diffrence in exhaust size?

Whats the diffrence between having a a 3" downpipe down to a 2.5" system, to having a 3" downpipe all the way through? a mate is looking at a full 3" system, were do i get a 3" centre pipe and back box etc
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Old Jun 26, 2009 | 09:24 PM
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anyone?
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Old Jun 26, 2009 | 10:40 PM
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One IS needed to reach 400 bhp, the other isn't....

LOL

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Old Jun 26, 2009 | 11:43 PM
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Not totally true!

I'm running a 2.5" centre section, and running around 432bhp

But yeah, for big power you need a full 3" system.
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Old Jun 27, 2009 | 10:38 AM
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There's always one, alright 500 bhp.....

LOL

dunx
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Old Jun 27, 2009 | 10:43 AM
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LOL. Na you are right though. If I have a true 3" system on JGM said I'd have got more power, so it is limiting me now.
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Old Jun 27, 2009 | 01:31 PM
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Originally Posted by chrisdicko
LOL. Na you are right though. If I have a true 3" system on JGM said I'd have got more power, so it is limiting me now.
Excellent cheers, I bought a full 3" downpipe and decat pipe one piece haywood and scott, but needed a 2.5" so its just sitting under my bed trying to sell it
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Old Jun 27, 2009 | 08:06 PM
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Originally Posted by chrisdicko
LOL. Na you are right though. If I have a true 3" system on JGM said I'd have got more power, so it is limiting me now.
Exactly, I chopped in a catted TSL system, for an APS 3" de-cat....

dunx
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