01-03-2010, 11:21 AM
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#2 (permalink)
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A True Z Fanatic
Join Date: Feb 2009
Location: Texas
Posts: 30,879
Drives: 370z
Rep Power: 4210
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I believe gains were around 7 to 9 rear wheel HP. For more info here you go:
Injen Intakes Installed! Pics, Vids, Dyno
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