
NASCAR O'Reilly Auto Parts Series
2025 NASCAR Xfinity Series
The 2025 NASCAR Xfinity Series was the 44th season of the NASCAR Xfinity Series, a stock car racing series sanctioned by NASCAR in the United States. The season started on February 15 with the United Rentals 300 at Daytona International Speedway and ended with the NASCAR Xfinity Series Championship Race on November 1 at Phoenix Raceway.