Cadillac Project GTP Hypercar, 2023. Cadillac has announced their return to global racing with Project GTP, which will compete in both IMSA and WEC in 2023. It will compete in the LMDh class in WEC and in the new GTP prototype class in the IMSA. The car was codeveloped by Cadillac and Dallara and is powered by a new 5.5 litre DOHC V8 engine with the standard LMDh hybrid system.
