Graco HighBack TurboBooster Seat On Sale $29 (Reg $49) This post may contain affiliate links. See disclosure policy for more details. November 7, 2017 by Heather Leave a Comment Walmart currently has this Graco HighBack TurboBooster Seat for just $29.00! (regularly $48.04) . You get to choose from 3 different patterns. Selling out quickly though! Walmart has some GREAT deals this holiday season. Check out all the great Walmart Holiday Deals here.