On June 9, 2009, Michael Waltrip Racing announced that Carpentier would replace team owner, Michael Waltrip in the No. 55 NAPA Toyota for the two road course races on the 2009 Sprint Cup schedule: Infineon on June 21 and Watkins Glen on August 9 [REF].
In 2010, Carpentier ran a number of races for Latitude 43 Motorsports.