The defending Monster Energy NASCAR Cup champion started from the pole, won the first two stages and won the Auto Club 400 for his first victory of the season.
What an incredible weekend for Kyle Larson at Auto Club Speedway in California. He won Saturday's Xfinity race, then completed the sweep by dominating Sunday's Cup race, winning from the pole. It's his second career Cup win and first this season after three straight second-place finishes.