Slamology Festival Slated for June 12-13

The 18th annual SLAMOLOGY automotive and music festival returns to Lucas Oil Raceway (10267 E. Highway 136) in Indianapolis on Saturday, June 12 and Sunday, June 13, 2021. Presented by Gauge Magazine and Orion Car Audio, and co-sponsored by Sky High Car Audio, this highly anticipated, annual automotive event for the whole family highlights the latest and greatest in customizing vehicles and car audio. Pre-Registration for custom car and car audio vehicles is open now at

About the event

One of the premier gatherings of car enthusiasts in the U.S., SLAMOLOGY offers exciting automotive contests throughout the weekend, live music, a massive vendor midway, and more. The event weekend attracts fans from across the globe, and in recent years has attracted more than 2,000 custom vehicles.

“This year more than ever, we are excited to bring our annual event back to Lucas Oil Raceway,” says SLAMOLOGY Founder Donnie Babb. “With a little bit of something for everyone, SLAMOLOGY is a fan-favorite for a reason. We can’t wait for this to be our best event yet.”

Dates and times

  • Saturday, June 12, 2021 | 8 a.m. – 7 p.m.
  • Sunday, June 13, 2021 | 9 a.m. – 5 p.m.

 Features and highlights

  • Kicker Car Audio presents The Largest Car Stereo Sound Off in The World
  • Huge Car Show and Shine Presented by B2 Audio, featuring more than 1000 custom vehicles.
  • Full Tilt Audio Demo Session
  • Lowest Vehicle Limbo Contest
  • Indiana Music Festival on the Main Stage featuring country, metal, rock, electronic, funk, and old school.
  • RNL Suspension Flying High Hydraulic Demo
  • Bikini Contest
  • Davis Brothers Designs Big Rig Roundup Semi Show (custom Semi’s)
  • Steel Rod Tattoo of Indianapolis Tattoo Contest
  • Family fun zone
  • Great food vendors
  • Huge vendor midway
  • Awesome trophies

…and much more!

Vehicle registration

Vehicle registration is $50.00 in advance, or $70.00 the day-of — starting on Friday, June 11 from 2 p.m. – 9 pm.  Vehicle registration includes custom vehicle and two weekend passes, and additional passenger passes for $10. Registration or credential pickup on Friday is the only way to get a Speed Pass for Saturday.

Register before Friday, May 21 for advance pricing, only available online at

Spectator tickets

Spectator tickets will be available at the main gate.

Spectator Saturday: $10

Spectator Sunday: $10

Weekend Event Pass: $15

Parking onsite is $5; Free parking tickets are available for download at


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