Quote:
Originally Posted by Ztoon
I have a similar set up as you. G3, F.I. h.f.c's, Stillen cat back, and with the UpRev tune on a Mustang dyno showed a gain of 11 whp, which came to 286 whp.
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Hmmm... I pulled 294whp with my G37xS sedan 7AT on a Mustang dyno... Stillen Gen 3s, ERZ HFCs, and Fast Intentions CBE... no tune.