President-elect Trump wants to eliminate the $7,500 tax credit on electric vehicles, which would hurt Tesla the most.

The election of Donald Trump has stoked optimism on Wall Street, where his business-friendly agenda is expected to juice economic growth and loosen regulations. Electric vehicle makers, however, face a hazier outlook than most other businesses.

Tesla may stand to gain from the removal, but legacy automakers and emerging EV companies could be left struggling to stay competitive.

It took only a few months for sales of the Prologue to pass most of the electron-powered cars in the US as loyal Honda owners go electric.

The electric-vehicle purchase tax credit makes buying Teslas and other electric vehicles more affordable for most car buyers.