The 2015 Mobil 1 SportsCar Grand Prix presented by Hawk Performance was a professional sports car racing event held at Canadian Tire Motorsport Park near Bowmanville, Ontario on July 12, 2015. The race was the seventh round of the 2015 United SportsCar Championship season and the event marked the 30th IMSA sanctioned sports car race held at the facility.

The Chevrolet Grand Prix is an annual IMSA WeatherTech SportsCar Championship race held every July at Canadian Tire Motorsport Park in Bowmanville, Ontario, Canada. The race originated in 1975 and is currently a two hour and forty minute race in order to fit the event into a television-friendly package. Previous editions of the Grand Prix were part of the World Sportscar Championship, the American Le Mans Series and the IMSA GT Championship.