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Old 08-03-2009, 06:18 PM   #3 (permalink)
blueflame
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Join Date: Nov 2008
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Economy japanese vehicles from the 70's oil crisis had really short headers and sometimes even 3/4" exhausts!

Answer is no to pod filters and free flow exhaust. Air restriction before and after helps economy by increasing torque and reducing HP. Forget the K and N ads re helps economy. Its crap.
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