The 2018 Corrigan Oil 200 was the 15th stock car race of the 2018 NASCAR Camping World Truck Series season and the 19th iteration of the event. The race was held on Saturday, August 11, 2018, in Brooklyn, Michigan at Michigan International Speedway, a two-mile (3.2 km) permanent moderate-banked D-shaped speedway. The race took the scheduled 100 laps to complete. In a photo finish, Hattori Racing Enterprises driver Brett Moffitt would edge out eventual second-place finisher Johnny Sauter of GMS Racing by 0.025 seconds to win his fifth career NASCAR Camping World Truck Series win and his fourth win of the season. To fill out the podium, John Hunter Nemechek of NEMCO Motorsports finished third.