3d file converted to life size car buck

I would like to send a 3ds file etc of a car for someone to convert for me. So I able to print full size prints life size and sectioned into a poster application for printing

I have attached a link of a tutorial from autocad maybe 2015 found from the internet.
kit-car.ucoz.com/index/prepare_the_3d_model/0-16

Thanks for your time