Fast Intentions exhaust and header comparison. Before and after UPRev tune (Dyno)

Originally Posted by semtex

End of October of last year. You might want to chat with Sharif as well. The last bit of news I heard from Sharif on this is that he spoke with UpRev and they told him that they had no plans to remedy the limitation. If that has changed, I will be ecstatic as that'd mean that after I get my LTH's on, a re-tune will do more than just adjust my AFR!