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Thunderhill 5 miles

  • Thunderhill raceway (map)

Full Track Registration

  • $250 / Driver

  • 103 dB Sound Limit

  • Limited Entries, reduced traffic.

  • Five 20 mins Session , 4 Run Groups

  • All cars welcome with different level of experience groups.

  • Optional Time Trial Series: Speed SF Challenge, compare your lap time with other drivers in your class. Details: http://speedsf.com/speed-sf-challenge/ 

  • For more information, please visit www.speedsf.com/faq

Drifting @ Skid Pad Register here!

Earlier Event: August 16
Sonoma Raceway Track & Auto-X