IMSA - International Motor Sports Association

If you like sports cars, youll love IMSA. Your favorite cars, the latest technology and unmatched fan access to iconic racetracks. The International Motorsports Association, LLC (IMSA) is the premier sports car racing series in North America. The current sanctioning body was formed in 2013 due to a merger of Grand-Am Road Racing and the American Le Mans Series after being originally formed in 1969 and is celebrating its 50th Anniversary in 2019. The series features the involvement of 19 manufacturers including Acura, Alfa Romeo, AMG-Mercedes, Aston Martin, Audi, BMW, Cadillac, Chevrolet, Ferrari, Ford, Honda, Hyundai, Lamborghini, Lexus, Mazda, McLaren, Mini, Nissan and Porsche. The sanctioning body leads seven motorsport platforms including the WeatherTech SportsCar Championship, the premier sports car racing series in North America. It also sanctions the IMSA Challenge and the IMSA Prototype Challenge Presented, as well as four one-make series: Porsche GT3 Cup Challenge USA...