The previously undisclosed capacity increase is part of Hyundai's plan to invest $26 billion in the U.S. through 2028.

The previously undisclosed capacity increase is part of Hyundai's plan to invest $26 billion in the U.S. through 2028.

SAN FRANCISCO — Genesis will shore up profitability against tariffs from the United States by deepening engineering and manufacturing ties with Hyu...