Most people are completely satisfied with the stocker in a Touring bike, even two up. I noticed a big difference when I did the stage one from stock but I'm addicted to "more power" so now I'm at 95", it's really quite nice but someday I'll go with the Jim's 120.
Take it for a test ride and see how you like it as is.
Take it for a test ride and see how you like it as is.