I have an 06 DRZ400SM and I'm doing similar mods...3x3...dynojet with 25 pilot jet, full Yoshi RS-2....
I live in Phoenix (sea level, warm, dry) and people are recommending:
dynojet 3rd or 4th clip
2-2.75 turns out
I should have it put together in a week. I'll post the results.
[SIGPIC][/SIGPIC]06 Suzuki DRZ400SM: Yellow, Yoshi, 3x3, jetted
05 Toyota Tacoma TRD Sport, murdered out (black on black): 3" Rev Tech, 285s on 18" American Racing Teflon Mojaves, AFM intake, Gibson exhaust
07 Suzuki LTR 450: White, Two Bros., cherry bomb