Race details | |||||||||||||||||||||||||||||||||||||||||||||
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![]() Round 9 of 12 in the 2013 World Touring Car Championship at Sonoma Raceway in Sonoma, United States.
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Date | 8 September, 2013 | ||||||||||||||||||||||||||||||||||||||||||||
Location | Sonoma, United States | ||||||||||||||||||||||||||||||||||||||||||||
Course |
Sonoma Raceway 4.032 kilometres (2.505 mi) |
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Race One | |||||||||||||||||||||||||||||||||||||||||||||
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Race Two | |||||||||||||||||||||||||||||||||||||||||||||
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Laps | 13 | ||
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Pole position | |||
Driver |
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RML | |
Time | 1:45.583 | ||
Podium | |||
First |
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RML | |
Second |
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Castrol Honda Team | |
Third |
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RML | |
Fastest Lap | |||
Driver |
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Castrol Honda Team | |
Time | 1:46.905 |
Laps | 13 | ||
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Podium | |||
First |
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Castrol Honda Team | |
Second |
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Proteam Racing | |
Third |
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Zengő Motorsport | |
Fastest Lap | |||
Driver |
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Zengő Motorsport | |
Time | 1:47.869 |
The 2013 FIA WTCC Race of the United States was the ninth round of the 2013 World Touring Car Championship season and the second running of the FIA WTCC Race of the United States. It was held on 8 September 2013 at the Sonoma Raceway in Sonoma, California, United States.
Race one was won by Tom Chilton of RML, his first victory in the World Touring Car Championship. Race two was won by Gabriele Tarquini of the Castrol Honda World Touring Car Team. Honda secured the 2013 Manufacturers' Championship in race two.
Muller was leading the drivers' championship by 132 points over Michel Nykjær. Muller had his first mathematical opportunity to secure a fourth world title in race two. Nykjær was leading the Yokohama Independents' Trophy.
The Honda Civic WTCCs gained 10 kg under the compensation weight re-calculation to take them up to 1,160 kg. The SEAT León WTCCs lost 10 kg of weight to take them to 1,140 kg, below the base weight of 1,150 kg. The Chevrolets, BMWs and Ladas were not changed.
Fredy Barth returned to Wiechers-Sport, replacing José María López while Tom Boardman returned with Special Tuning Racing.