Prior to Friday's Cup Series session was practice in the NASCAR Xfinity Series. Corey Day is back in the No. 17 HendrickCars.com Chevrolet this weekend and was fast off the truck, turning in the fourth-best lap time at 28.143 seconds.

Jesse Love was the only other Championship 4 driver who was inside the top-13 in practice, ending the session in third. Defending Xfinity Series champion Justin Allgaier was 13th-quickest, with rookie title contender Carson Kvapil 14th.

A rash of cut left-side tires plagued practice for Sunday's NASCAR Cup Championship Race at Phoenix, and championship contender Chase Briscoe was impacted.

AVONDALE, Ariz. - Before Kyle Larson and William Byron took to Phoenix Raceway on Saturday to qualify for Sunday's Championship 4 tilt in the NASCAR Cup Series, the Xfinity Series had a little business to take care of in terms of setting the starting lineup for its own finale on Saturday night.

Final practice for the 2025 NASCAR Cup Series season happened to be one of the most eventful, including for the title contenders.Ty Gibbs was fastest at 131.868mph (27.300s) with Ryan Blaney second at 131.

Sean's NASCAR DFS picks for DraftKings, FanDuel for the NASCAR Cup Series Championship at Phoenix Raceway (2025). His top NASCAR daily fantasy lineup plays and DFS sleepers.

Connor Zilisch led the way in single-lap speed in Friday's NASCAR Xfinity Championship Race practice, but Jesse Love had the fastest long-run car in the session