Injectors ~ 200.-
bigger turbo ~ 800.-
FMIC ~ 900.- not necessarily needed but if for a truck, yes
bigger Diesel pump used ~ 400.-
Software ~ 300.-
Gas mileage avg. 48mpg, lowest I ever had is 44.
For our type of trucks it would be a nice swap. Not so much for 4x4s because of the turbo. It has a large power band but once boost picks up, there is no turning back from 2K on up. It wouldn't be a crawler, too difficult to tame.

92 Xcab V6 4x4 SR5 5sp., Detroit locker rear, lim. slip front, Warn hubs, H4's, electr. fan, eng. oil cooler, 1 lift, open cat.