That's for with or without e85. That'll net you probably 100whp over stock if not more out of the 91/93 tune... And maybe 150-175whp more out of the...
Last I knew, that was based out of an actual Subaru dealership in WA. If they're telling you parts are genuine, I would assume it so, the same way I...
It's one more system to go wrong. If you tune aggressively for the methanol (rather than just using it for knock suppression), and there's an issue,...