Always playing a vital role in NASCAR’s Playoffs, the annual fall doubleheader, featuring the NASCAR Cup Series and NASCAR Gander RV & Outdoors Truck Series, just expanded to a tripleheader over the course of two days as the NASCAR Xfinity Series will now be a part of the weekend. A spring staple at NASCAR’s Most Competitive Track since 1992, the Xfinity Series will hit the Talladega high banks in the fall for the first time.