2019 Porsche GT3 Cup Challenge USA by Yokohama at WeatherTech Raceway Laguna Seca 🎥 c-bfNDS75YFEuvQd81 | Channify

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The full NBCSN broadcast from Rounds 13 and 14 of the Porsche GT3 Cup Challenge USA by Yokohama championship at WeatherTech Raceway Laguna Seca.