The U.S. may be the world's biggest producer of crude oil, but that's not the case for motor oil. The cost of lubricants is soaring, and even a tentative deal to end the war won't solve the problem.

The higher oil price environment may extend well into 2028 as the world refills its depleted energy reserves, analysts warned.

The U.S. may be the world's biggest producer of crude oil, but that's not the case for motor oil. The cost of lubricants is soaring, and even a tentative deal to end the war won't…