The bewinged sedan will join the Ioniq 5 N, meaning it should inherit the racy SUV's 641-hp all-wheel-drive powertrain.
It's based on Toyota's GR010 Hybrid Hypercar and is the next step in Toyota's mission to develop hydrogen technology in motorsports.
See the exterior and interior of the 1980 Audi 5000 Turbo from every angle.
The 24-hour gauntlet will kick off with the waving of the French tricolour at 10:00 a.m. ET this Saturday—here's how to watch it.