Harvick increased his lead over second - ranked Martin Truex Jr. from 40 to 46 points .
Harvick finished second in Saturday night 's SpongeBob SquarePants 400 at Kansas Speedway .
Harvick , who finished second in Saturday night 's SpongeBob SquarePants 400 at Kansas Speedway , increased his lead over second - ranked Martin Truex Jr. from 40 to 46 points .