Carl Edwards topped the chart in second Sprint Cup Series practice at Auto Club Speedway. The driver of the No. 19 Joe Gibbs Racing Toyota was the fastest in the second practice session with a time of 38.317 and a speed of 187.906 mph.
Martin Truex Jr. was second in his No. 78 Furniture Row Racing Toyota with a time of 38.373 and a speed of 187.632 mph. Ryan Newman was third in his No. 31 Richard Childress Racing Chevrolet with a time of 38.577 and a speed of 186.640 mph. Kyle Busch was fourth in his No. 18 JGR Toyota with a time of 38.578 and a speed of 186.635 mph. Austin Dillon rounded out the top-five in his No. 3 RCR Chevrolet with a time of 38.588 and a speed of 186.587 mph.
Paul Menard was sixth in his No. 27 RCR Chevrolet. Brian Scott was seventh in his No. 44 Richard Petty Motorsports Ford. Ricky Stenhouse Jr. was eighth in his No. 17 Roush Fenway Racing Ford. Casey Mears was ninth in his No. 13 Germain Racing Chevrolet. Batman (Dale Earnhardt Jr.) rounded out the top-10 in his No. 88 Hendrick Motorsports Chevrolet.
After posting a qualifying run good enough for 26th, Kurt Busch made contact with the wall. The team opted to roll out the backup car. Because this change took place after qualifying, the driver of the No. 41 Stewart-Haas Racing Chevrolet will start from the rear of the field.