The race featured 14 cautions for 55 laps, including a violent four-car wreck that involved Busch.
Kahne took the lead on the last restart and was ahead when NASCAR threw a caution on the penultimate lap.
Earnhardt Jr. ran into the back of Trevor Bayne just hard enough to knock the radiator out of the No. 88 car.
The sponsor synergy of a falling sandwich of the spotter for the Jimmy John's team is too good to ignore.