Originally Posted by gjhsu
If you're getting into boost sooner, you'll be burning more gas (more air = more gas). Now, that's simplified quite a bit, because timing has a lot to do with it, but a Civic will inherently get better gas mileage.
but it would be more efficient if i'm just cruising on the highway.
so that gives the best of both worlds in a way....early boost when u need it (which u would burn more gas) but fuel efficient when u cruise.