Personally I'd like the body of the L300 with the gadgets of the L400. I think it will be easier and cheaper to add gadgets to mine than to buy an L400, build a new body for it and then add a few other gadgets that it still does not possess.
Live the life you love, love the life you live...
Had: 1991 Mitsubishi Delica L300 SuperExceed, heavily modified (totalled by a drunk driver)
Have: 2011 Acura CSX manual, lightly modified
Want: Mitsubishi Pajero Evo