July 1, 2011 No Comments Free Ironman Perform Sports Drink – New Coupon Print out the coupon and redeem for a FREE IronMan Perform Sport Drink at GNC and other authorized specialty retail shops. Expires 12/31/11. Locations. Free Ironman Perform Sports Drink – New Coupon – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.