+1 for a APS CAI

Awesome unit, does the job well, sits in the inner guard. I have one of these (65MM Version) which is the OEM intake diameter, so a retune isn't required.

Sounds fookin good too!



http://www.airpowersystems.com/wrx/my01/hfa.htm

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[SIGPIC][/SIGPIC]
Should have bought an STI