In 2006, Harrell was named AFL Offensive Player of the Year and First Team All-Arena for the second-consecutive season after setting career highs with 152 receptions for 1,920 yards and a league record 60 touchdowns in 16 games. He was named AFL Offensive Player of the Month for April after recording 56 receptions for 642 yards and 21 touchdowns in just five games. This stretch included an against the Predators in which he recorded a career-high 15 receptions for 172 yards and five touchdowns and broke the league's single season record for touchdowns, the old record was 46. Harrell was also voted AFL Offensive Player of the Week twice (Weeks 12 and 14) and named Offensive Player of the Game 10 times during the regular season.