Thread: CAT back?
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Old 09-10-2011, 07:45 PM
erm
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Not sure what you'd define as significant but it won't in my book.

To realize the maximum benefit of the better flow at the back end, you need to add more air at the front end, with a cold air intake.

You will get some improvement but you'll barely notice it, if at all, just doing the exhaust.
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