Celebrating the 125th anniversary of the first-ever Ford race car, “Sweepstakes,” Ford’s two factory GTD Pro Mustang GT3s will carry a special livery for IMSA’s showpiece Petit Le Mans this weekend, resembling “Sweepstakes.” But Ford being Ford, putting together a basic tribute livery wasn’t enough.

Connor De Phillippi says his Nurburgring 24 Hours victory is the greatest achievement of his career thus far. Driving with factory-backed GT team Audi Sport Team Land, De Phillippi helped steer the team to its first victory in the race in its Audi R8 LMS GT3, which after a dominant...