Posted on November 9, 2025July 2, 2026 by Caitlyn Vance Detroit Gen 6 Engines: What the New DD13, DD15, and DD16 Mean for 2027–2028 Detroit recently unveiled its new Gen 6 heavy-duty engine lineup, including the: DD13, DD15, and DD16, with production beginning in January 2027 for the DD13 and DD15, followed by the DD16 in January 2028. Continue reading Detroit Gen 6 Engines: What the New DD13, DD15, and DD16 Mean for 2027–2028