MPI PRO SHOP is set up here at the Knoxville Nationals outside of turn 4! Come check out all of the products the pros are using, or grab yourself some merch! 🏁 #ispympi #knoxville #knoxvillenationals #nosvillenationals #sprintcar #sprintcars #motorsport #motorsports #racing #racingcar #racecar #racecars #wheel #wheels #steeringwheel #steeringwheels