2005 F350 6.0 PSD Larait 4X4 75,000 miles on the OD.
Only mod is 4" turbo back exhaust with ARP studs.
Head gaskets with ARP studs, EGR cooler, oil cooler, EGR valve, Turbo, CAC tube, all at ~65k. Replaced belt tensioner at 68k. Misc oil leaks fixed at 70k.