2023: Indoor - At the Finn Pincus Invtiational, Dupler placed 12th in the 400-meter dash in 52.63. 

Outdoor - Dupler ran a leg of the 4x400-meter relay during the Trojan Opener. He raced with Ethan Blaylock, Makanakaishe Charamba, and Brett Lord, and the quartet finished fourth in 3:24.78. During the Lee Invitational, Dupler placed sixth in the 400-meter dash in 50.91. He ran a personal best in the event during the LR Bears Invitational and placed 11th in 50.56. During the 2023 SAC Outdoor Track and Field Championships, Dupler's 4x400 team finished fifth in 3:19.17. 

2022: Indoor - Dupler contributed to the men's distance medley relay at the Buccaneer Indoor Track and Field Invitational where the team placed second. He raced with teammates Hunter Miller, Christian Henry, and Raymond Brugmans, and the quartet finished the race in 10:46.71. 

Outdoor - At the Lee Invitationa, Dupler contributed to the men's third-place finish in the 4x400-meter medley relay (3:32.62). The quartet bested themselves at the Montreat College Invitational where they grabbed bronze in 3:29.50. At the Electric City Invitational, Dupler ran a personal best in the 200-meter dash in 23.93. His 4x400 team placed 10th at the 2022 South Atlantic Conference Outdoor Track and Field Championships in 3:28.07.