I'AM AN OWNER OPERATOR AND I WAS DRIVING THIS TRUCK EVERY DAY FOR THE PAST THREE YEARS.I CAN'T COMPLAIN OBAUT THE TRUCK ,NEVER LET ME DOWN.THER IS A RELIABLE POWERFULL ENGINE AND DRIVETRAIN UNDER NEED THE TRUCK.IN 2007 A FOLOWING PARTS WAS CHANGED :-RADIATOR,TWO TERMOSTAT,WATER PUMP,ALL THE BELTS,ALTERNATOR,TURBO,COMPLETE WIRE HARNESS AND COMPUTER,EXAUST PIPE UNDER THE CAB AND MUFLER.CONECTING ROD BEARINGS AND CRANK BEARINGS TO TAKE CARE THE ENGINE.OIL CHANGE IS DON, EVERY 15.000 MILE,AT SPEEDCO.ROTELLA !CLUCH WAS DON AT 750K.PARKING BRAKE CHAMBERS NEW.UPDATED INTERIOR FOR COMFORTABLE WORK.INCLUDING PERGO WOOD FLOOR,WOOD CABINETS,TOURING VAN SEATS,BUILT IN,GPS,HANDS FREE PHONE,SIRIUS SATELITE RADIO,DVD PLAYER,XM OPTION,AND MUCH MOORE IN A PIONEER UNIT.IT IS A NICE PIECE AND I ENJOYED IT TO WORK WHIT IT.IT IS READY TO GO ANY WHERE, ANYTIME.ON 5/1/08 THE WHATER/FUEL SEPARETAR AND AN INJECTOR WAS CHANGED. MILES ON TRUCK-1.000.410 ANY QUESTION FEEL FREE TO CALL OR EMAIL ME,I HAVE 100 PICTURE OF THE TRUCK. HAVE A GOOD DAY.