Tickets for the inaugural Shell and Pennzoil Grand Prix of Houston in 2013 are available for purchase.

The Oct. 4-6 event, featuring the IZOD IndyCar Series and Firestone Indy Lights, will be held at Reliant Park. The race weekend includes an IZOD IndyCar Series doubleheader (one race each on Saturday and Sunday).

"We're exciting that tickets are going on sale and we're gaining a lot of enthusiasm and momentum going into 2013," said Mike Lanigan, CEO of event promoter Mi-Jack Promotions. "It will be here before we know it. We think it will be on heck of a race weekend on one of the best venues in INDYCAR."

The on-track activity will be complemented by entertainment, live music, a family fun zone, interactive exhibits and go-karting.

Tickets and event information is available at www.grandprixofhouston.com, at www.Ticketmaster.com, at the Reliant Stadium South ticket windows inside Budweiser Plaza and by calling 1-800-745-3000.

Ticket prices range from $10 for a Friday grounds admission to $155 for a three-day SuperTicket with Pit Pass. Free grounds admission entry will be available for children 12 and under all three days of the event.