Tesla's Full Self-Driving feature could add $20 billion a year in revenue, Gene Munster says

• Tesla's FSD software could bring major gains to the company's revenue, Gene Munster said.
• If Tesla licenses out the technology and lowers the price, that could add up to $20 billion a year.
• Shares slid 8% on Thursday as investors digested the firm's lower profit margins for the second quarter.

Tesla's "Full Self-Driving" feature is a big deal for the company's stock, and the technology has the potential to boost revenue by up to $20 billion a year, according to Gene Munster.