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What size cutout on stock WS6 catback?

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Old 08-12-2005, 01:50 AM
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Default What size cutout on stock WS6 catback?
Just like the title says. I have a 2002 Trans Am WS6 and was wondering what size cutout to order to fit the stock exhaust. Thanks.
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Old 08-12-2005, 07:37 AM
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I think I got a 2 1/2 inch for mine.
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Old 08-12-2005, 07:40 AM
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You should use a 3"

It's slightly bigger than the stock I pipe, but any decent mufler shop can easily weld it up.
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Old 08-12-2005, 08:57 AM
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When i was stock i called qtp and asked and they told me 3 inch
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Old 08-12-2005, 08:58 AM
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I have a 3" Flowtech
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Old 08-12-2005, 08:58 AM
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3" is what you need.
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