Check out this 2007 Wrangler Unlimited Rubicon that has an engine swap using the European version of the VM Motori 4 cylinder turbodiesel. It's for sale on eBay.
http://expeditionportal.com/forum/showthread.php?p=384771#post384771
http://expeditionportal.com/forum/showthread.php?p=384771#post384771