The 2017 NASCAR Xfinity Series is the 36th season of semi-professional stock-car racing, the season began with the PowerShares QQQ 300 at Daytona International Speedway and is scheduled to end with the Ford EcoBoost 300 at Homestead-Miami Speedway.
The 2017 NASCAR Xfinity Series is the 36th season of the Xfinity Series, a stock car racing series sanctioned by the NASCAR in the United States. The season began with the PowerShares QQQ 300 at Daytona International Speedway and is scheduled to end with the Ford EcoBoost 300 at Homestead-Miami Speedway.