The Alva, Florida, native bumped AJ Allmendinger and Alex Bowman out of the racing groove on the final lap to earn the first win in NASCAR's premier series for himself and Trackhouse Racing in Austin.
The Mitchell, Indiana, native became the 200th different competitor to achieve a win in NASCAR's premier series following his first career victory in the desert state.
The Tucson, Arizona, native made a late two-tire pit strategy work to his advantage after fending off teammate Larson in overtime to capture first victory at Vegas.
The reigning NASCAR Cup Series champion led four times for 28 of 200 laps and fended off the field in a four-lap shootout to claim his second victory at Auto Club Speedway.
The Shoreham, Vermont, native is primed to claim a milestone achievement in his fourth full-time season as a NASCAR Xfinity Series crew chief for JR Motorsports.