#2-Brian Scott paced the second practice at Iowa with a speed of 134.811mph. #9-Chase Elliott was second, followed by: #11-Elliott Sadler, #20-Michael McDowell, #6-Trevor Bayne, #31-Chase Pistone, #7-Regan Smith, #54-Sam Hornish, Jr., #60-Chris Buescher, and #62-Brendan Gaughan. 32 drivers practiced during the session. See complete results on the Iowa practice 2 speeds page (pdf).
