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Jun 15, 2009 | 06:20 PM

305 G

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Question..

Ok guys question...what size is the stock exhaust...i have a friend on this forum no names.....solismo..thats says that all aftermarket exhaust has the same diameter as the stock....input please

Jun 15, 2009 | 06:54 PM

RedG37SNC

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From: Charlotte, NC

2.5", the Y pipe takes that down to 1.75" though for it's segment on Stock. Both GTM and AAM have 3" catback exhausts.

Jun 16, 2009 | 05:59 PM

w0ady

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From: jacksonville, fl

no real point in aftermarket if they didnt go bigger. you want some backpressure with n/a but more flow = more power.

Jul 1, 2009 | 06:37 PM

gone

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From: madisonville, tn

so at the resonators the exhaust is 1.75"?

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