Volkswagen Group is eyeing Porsche and Audi assembly in the U.S. to avoid possible tariffs, and its Chattanooga plant and future South Carolina site are potential options, according to reports.

All Porsche and Audi EVs are currently built outside the US, making them particularly exposed to an increase in tariffs. The Audi Q5 is built in Mexico, while Porsche EV models are produced in Europe.

President Trump has threatened import tariffs on automobiles seemingly forever, ranging from 25 percent to 300 percent depending on how he’s feeling that day, but the administration seems poised to launch a new raft of import tariffs on February 1.