Stephen J. Mallozzi (born January 15, 2001) is an American professional stock car racing driver. He last competed part-time in the NASCAR Camping World Truck Series, driving the No. 43 Toyota Tundra for Reaume Brothers Racing. He is also a development driver for RBR, competing in late model racing for the team. He also works as a commentator and analyst for multiple sports teams at the University of Virginia (where he is a student), a commentator for go-kart racing, and is also a staff writer for NASCAR news website TobyChristie.com.