PRI is an integral part of the automotive racing marketplace. Get an inside glimpse of the Show and learn why PRI is the annual epicenter of new racing technology. The annual PRI Trade Show features over 1,100 companies exhibiting in more than 3,300 booths and showcasing the latest products, services, machinery, simulation and testing technologies, and trailers for the racing industry at the Indiana Convention Center and Lucas Oil Stadium in downtown Indianapolis. Launched in 1988, the Show encompasses all forms of racing and attracts attendees from all 50 states and across the globe, including professional race teams, retail shops, warehouse distributors, engine builders, fabricators, dealers, installers, jobbers and media.