The 67th Mobil 1 Twelve Hours of Sebring Presented by Advance Auto Parts was an endurance sports car racing event held at Sebring International Raceway near Sebring, Florida, from 14–16 March 2019. The race was the second round of the 2019 WeatherTech SportsCar Championship, as well as the second round of the Michelin Endurance Cup. Action Express Racing and Wayne Taylor Racing brought home a Cadillac 1-2-3 finish for the overall honours, with the win going to the No. 31 crew of Eric Curran, Felipe Nasr and Pipo Derani, who won the 12 Hour race for a third time in the previous four editions. the #911 Porsche GT Team won in the GTLM class over the No. 66 Ford GT of Chip Ganassi Racing, LMP2 was won by Performance Tech Motorsports, and the Grasser Racing Team took a second straight victory in the GTD class, winning over fellow Lamborghini GTD team Magnus Racing, who came 2nd in only their second start as a Lamborghini team.