Drivers in the Rolex 24 will represent at least 30 countries and will be racing across four categories: Grand Touring Prototype (GTP, 12 cars), Le Mans Prototype 2 (LMP2, 12 cars), GT Daytona Pro (GTD ...
Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...