Quote:
Originally Posted by g37hr
I've been trying to figure out hp gain with the fi rhfc, I just bought some. Anyone have an idea ? Thnx
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My case, I took my car to the dyno (DynoJet) with just the Stillen Gen 3 CAI and stock exhaust and got 295whp. When I got Fast Intentions non res HFC with 12" res CBE on the same dyno, I got 322whp with Uprev tune.