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Old 12-16-2017, 07:54 PM   #4
rtv900
Scooby Specialist
 
Member#: 428511
Join Date: Aug 2015
Location: philadelphia
Vehicle:
2016 STI

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get an AP. Even a conservative tune with no mechanical parts makes a very noticeable difference.
If you're interested in doing mechanical part swaps there's no limit other than sacrificing reliability
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