NASCAR Sprint Cup Series Gen-6 Testing

NASCAR Sprint Cup Series Gen-6 Testing

FORT WORTH, TX – APRIL 11: Kyle Busch, driver of the #18 Interstate Batteries Toyota, walks through the garage area during NASCAR Sprint Cup Series Gen-6 Testing at Texas Motor Speedway on April 11, 2013 in Fort Worth, Texas. (Photo by Chris Graythen/Getty Images for Texas Motor Speedway)

Greg Engle