After you file

sure but you can't use TurboTax online and you can't e-file them.

you'll have to purchase the desktop app - separate purchases for each year. full PC or MAC. 64-bit operating system

https://turbotax.intuit.com/personal-taxes/cd-download/tta-system-requirements 

https://turbotax.intuit.com/personal-taxes/past-years-products