AEM cold air intake or Injen cold air intake?
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05-19-2002, 01:50 AM
2002 Impreza WRX
13.03 @ 101.9mph
the aem has larger diameter piping and therefore runs the car a little leaner to make more power. the aem is a good mod but if you want a unichip Turbo xs doesnt have a map for the aem intake. something to consider.
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