DAM, CHECK OUT THOSE 4'S AND 7'S.
THAT IS EPIC TRIPS/ WITH BONUS TIME TRIPS
Also by eliminating American car Manufacturers, they can ensure control of future car market.
And be able to install devices/computers so they can essentially 187 anyone, at anytime, by sending code, for breaks to fail, or spontanious fire in engine,, or release of chemicals in car fabric, interior, that help accelerate illness( like they do with food and water)
They were be a multitude of rreasons( destroy part of US economy,, good car manufaturer jobs, control of making cars/187 options)
Also if planning a WW 3 type event for America,, that would insure no disruption, of things being made for them.
If plan was to Destroy America in a Nuclear holocaust,, and ( had neighborhoods, buildings built, and ready for their people in China and North Korea possibly.)
So they would need the factories for their future.