IndyCar driver and St. Petersburg resident, Sébastien Bourdais, and Porsche factory driver, Patrick Long, headline the event. Previous participants also include Scott Dixon, Helio Castroneves, Tony Kanaan, Ricky and Jordan Taylor, and more from IndyCar the PWC racing series. They will join local amateurs to race around the temporary kart track in Turn 1 of the Grand Prix of St. Petersburg's track.
Drivers also donate memorabilia for the auction which is available for bidding. Items in 2018 included signed race-worn helmets, fire suits, shoes, and gloves, along with autographed merchandise and other non-racing items.
The Karts 4 Kids auction arguably hosts the greatest variety of signed racing memoriablia available for auciton in a single event.