rolling. >> reporter: a week after this terrifying crash at the daytona international speedway. >> ryan preece> reporter: watch as preece makes a hard left hitting another car in the 155th lap and sending his number 41 ford into an uncontrolled barrel roll. >> it looks like a toy car flying through the air. >> reporter: the car flipping ten times, bouncing off the ground before coming to a stop on its wheels. the engine catching fire. >> i remember going sideways. i remember the car taking flight and then everything just getting really, really quiet. >> reporter: preece miraculously seen getting out of his car that night on his feet, taken to a local hospital for observation. this latest crash reviving safety concerns for nascar drivers and their cars, which nascar has been trying to address with enhanced safety features in its fleet of next gen cars. >> nascar and everybody with the development of this car and the continued innovation and constantly trying to make it better, that's what's going to keep drivers like myself from being hospitalized or, you know, killed. so definitely my hat's of