2019 Production Alliance Group 300

The 2019 Production Alliance Group 300 was a NASCAR Xfinity Series race held on March 16, 2019, at Auto Club Speedway in Fontana, California. Contested over 150 laps on the 2 mi D-shaped oval, it was the fifth race of the 2019 NASCAR Xfinity Series season.

First practice
Cole Custer was the fastest in the first practice session with a time of 40.669 seconds and a speed of 177.039 mph.

Final practice
Justin Allgaier was the fastest in the final practice session with a time of 40.436 seconds and a speed of 178.059 mph.

Qualifying
Tyler Reddick scored the pole for the race with a time of 40.031 seconds and a speed of 179.861 mph.

Stage Results
Stage One Laps: 35

Stage Two Laps: 35

Final Stage Results
Stage Three Laps: 80