Exactly. There have been several companies in the country that have been offering the Hemis in the JK ever since its inception. Up to and including the 7 liter. The fit is so good, you have to wonder why Chrysler didn't do it.
They better beef up the drive train better than they did for the 392. Mine is a total piece of crap. I have went through a transfer case and now a transmission and I'm not even hard on it. Too much power for an AWD.