Twilight series kicks off in September

Racing on the Infineon Raceway road course will continue for the fourth consecutive year on...

Racing on the Infineon Raceway road course will continue for the fourth consecutive year on September 4 in Sonoma, California. Racers will convene Tuesday evenings in September to compete on the 12-turn, 2.52 mile road course, featuring one tough climb and a hairpin turn. The Twilight Race Series will run September 4, 11, 18 and 25, with registration opening at 17:00 and racing starting at 18:00.

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