Fotos: Kyle Marcelli
Mosport
Mosport
12h Sebring
12h Sebring
Petit Le Mans
Petit Le Mans
Laguna Seca
Laguna Seca
Alton
Alton
Elkhart Lake
Elkhart Lake
Lime Rock
Lime Rock
Mosport
Mosport
6h Watkins Glen
6h Watkins Glen
Detroit
Detroit
Mid-Ohio
Mid-Ohio
12h Sebring
12h Sebring