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Old 05-23-2004, 19:45   #1 (permalink)
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info on the size of exhausts on a 3.9 CFI

i put up a post reasently asking about the size of the exhaust system and everyone told me that i should purchase a 2.5 for a 3.9 but i forgot to mention that i have a CFI so will a 2.5 be too much or will a 2.5 be a good size
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Old 05-23-2004, 20:59   #2 (permalink)
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Re: info on the size of exhausts on a 3.9 CFI

2.5' is perfect. The fuel delivery has no effect on exhaust unless you're boosting.
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Old 05-23-2004, 22:02   #3 (permalink)
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Re: info on the size of exhausts on a 3.9 CFI

EAtDUST, you're kidding, right? Fuel delivery has no effect on exhaust? The things some people come up with....
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