The 31-year-old Kligerman from Stamford, Connecticut, led a race-high 56 of 67 laps, including the final three, en route to his third Truck Series career win.
The 22-year-old Gilliland from Sherrills Ford, North Carolina, spent his final off-weekend period from the NASCAR Cup Series by celebrating a Truck Series victory at Knoxville, Iowa.
The NASCAR Camping World Truck Series travels to Knoxville Raceway this weekend while the Cup Series and Xfinity Series enjoy some time off from competition.
The NASCAR Cup Series and the Camping World Truck Series travel to the 1.99-mile road course at Sonoma Raceway this weekend. The Xfinity Series is off and will return to competition at Nashville Superspeedway on June 25.