Cover Photo: KANSAS CITY, KS - MAY 11: Kevin Harvick, driver of the #4 Busch Beer Ford, races during the Monster Energy NASCAR Cup Series Digital Ally 400 at Kansas Speedway on May 11, 2019 in Kansas City, Kansas. (Photo by Jonathan Ferrey/Getty Images)
NASCAR crew chief Rodney Childers comments on the new step splitter and hood ducts

NASCAR crew chief Rodney Childers comments on the new step splitter and hood ducts

Shane Walters
May 17, 2019