Quote:
Originally Posted by RCZ
Headers in general don't really do much on the 370z. I didnt particularly think the sound from the FI headers is any different than without it either. If anything its raspier since you are removing the cats. If I were you I'd put that money somewhere else...like the rest of the exhaust or an intake.
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Just got my headers on yesterday, and I can hear the rasp clearly, still only driven maybe 20 miles or so but it is there to stay I think.
I think HFC is probably the "best" solution for almost every just because it is easier and emissions safe plus you get almost all the same gains.