Kennard had played just four minutes earlier in the series.
After three first-half turnovers, the Clippers committed nine after halftime.
The Clippers were also a top-five team in both defensive rebound rate 75.
Unlike Game 1, which saw multiple lead changes and runs, the Mavericks led wire-to-wire in Game 2 and dominated the Clippers.
Luka Doncic and the Mavs have made the postseason before but Luka has yet to make any kind of deep playoff run.
Doncic matched his points total from Game 6 with 29 points in the first half on 10 of 14 shooting.