NO PURCHASE NECESSARY. Challenge open to persons legally and physically residing in one of the 50 US or DC at least the age of majority in their state of residence at time of entry: 18 years of age in most states, 19 in Alabama and Nebraska, 21 in Mississippi. Registration commences August 1, 2017. Subject to Official Rules at www.titanoftexaschallenge.com. Sponsor: Nissan North America, Inc. Void where prohibited.