I was wondering, do they make a turbo for the 3.0?

no they dont has to be all custom unless u want to try turbo specialties mitsubishi 3.0l v6 turbo kit but it costs the same as a whipple.

Sure, you could TRY the Mitsu kit, but you will spend far more just making it work since the Mitsu is nothing like our set up.
...and this is the wrong forum.
...and searching would have saved you some time.
...and the 3.0L Forced Induction FAQ Forum has these answers.
...and [Click!]