NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning.
NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning. Jerry Markland Getty Images
NASCAR tested its 2017 aerodynamic package earlier in July at Kentucky Speedway, with Brad Keselowski (white car) winning. Jerry Markland Getty Images