Uitslag van de tweede vrije training - IndyCars: Iowa Speedway

Pos.  Rijder Team Tijd ronden
1.  S. Pagenaud Penske 00:17.918 46
2.  E. Carpenter Carpenter 00:17.944 55
3.  W. Power Penske 00:18.049 56
4.  S. Dixon Ganassi 00:18.142 56
5.  J. Newgarden Penske 00:18.148 46
6.  T. Kanaan Ganassi 00:18.202 32
7.  G. Rahal Rahal 00:18.206 73
8.  H. Castroneves Penske 00:18.228 70
9.  M. Aleshin SPM 00:18.228 49
10.  A. Rossi Andretti Herta 00:18.230 62
11.  T. Sato Andretti 00:18.239 54
12.  J.R. Hildebrand Carpenter 00:18.303 57
13.  J. Hinchcliffe SPM 00:18.398 52
14.  E. Gutiérrez Dale Coyne 00:18.410 76
15.  E. Jones Dale Coyne 00:18.415 47
16.  R. Hunter-Reay Andretti 00:18.488 44
17.  Carlos Muñoz Foyt 00:18.495 52
18.  Marco Andretti Andretti 00:18.550 33
19.  M. Chilton Ganassi 00:18.587 58
20.  C. Kimball Ganassi 00:18.599 44
21.  C. Daly Foyt 00:19.016 28