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Old 06-22-2009, 12:32 PM   #24 (permalink)
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Join Date: May 2009
Location: Bay Area, CA
Posts: 131

Honduh Power - '98 Honda Civic HX
90 day: 44.37 mpg (US)
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True, but at some point you have to neck down the pipe to the size of the throttle body. And from the different intake designs I have been trying, I believe any neck down near the throttle body makes too much turbulence and has a negative effect.
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