Quote:
Originally Posted by TSX_WS
Boosting octane by ~10 gave 06 Civic Si 4 WHP. I guess they do add a LITTLE power, but its just not worth it if u ask me
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Import tuner covered it in their "Fact or Fiction" a few months back.
Linkyy
That was all the proof I will ever need. Dyno proven, does not work.