Step 1 - take the Tesla Vision GT concept and give it a new name. Model R?
Step 2 - enter Le Mans, under the Garage 56 banner.
Step 3 - use battery swap, and possibly quick engine swap, technology.
Step 4 - be the first electric car that finishes at Le Mans.
Step 5 - you made history.
Step 6 - sell the Model R to the public.
Step 7 - profit.