Recent Arrival! Allison 1000 6-Speed Automatic, 4WD, Jet Black w/Leather Appointed Seat Trim. Summit White Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic 4WDAwards:* 2015 KBB.com Brand Image Awards2-Year/24k Young Auto Group Maintenance Plan (2 years of free oil changes, free tire rotations, free safety inspections) We take pride in delivering an exceptional customer experience while generating a fiercely loyal following that loves to Think Young. Tax, title, and license fees extra.