Owner operator for Landstar . Truck inspected every 120 days . Runs great .Super clean . None smoker .D13 Volvo motor , 815000 miles .DEF system .All disc brakes . Replaced : injectors (6 at 550 000 miles) , fuel pump , all shocks , radiator , EGR cooler , starter , batteries , air compressor , water pump . And much more. PDF filter recently cleaned . 7th injector replaced. Driver side fairing broken, by blown out tire. Must replace injector sleeves . 70% tires left .