Originally Posted by swansong
Forced Induction, whether by turbocharging or supercharging (or both!)
You'll also see NA thrown around, meaning Natural Aspiration/Naturally Aspirated.
Yea I knew NA and have seen FI but never knew what it meant. Thanks for the clear up and if there's not much NA stuff to do besides intake, exhaust, and tune then next year I'll be going turbod
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