Sounds like a similar path to what I want to do with my D20. Let us know with the headers and the stage 1s what it does. I also don't think you need the IM until you get to a more serious stage of motor or FI. Nice choices.
05 ZX3: Steeda intake, 67mm TB, custom 2.5 Magnaflow exhaust, Tom's Tune.
New: 04 SVT : K&N panel filter, 3 performance motor mounts, Taylor wires, orp, 67mm TB, Tom's Tune.