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Old Sep 10, 2007 | 07:15 AM
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From: Mcalester, Ok
Default Help please need to know

3" or 3 1/2" exhaust

mods in sig, 12.5:1 comp, 3-400 shot, what size exhaust and how far off the header to i need to come for optimal performance, or just so i can get a good tune on it? any help would be great
thanks
jeff
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Old Sep 10, 2007 | 12:31 PM
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Not like this is advanced tech in any way, shape, or form.

But you can't go too big on exhaust. I'd say dual 4" would be fine. Realistically? If you can fit 3.5, do it.
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