A three-star prospect, Coulahan played defensive end as a junior at West Florida High School before transferring to Pensacola Catholic High School as a senior. He had 85 tackles and eight sacks and also scored three touchdowns as a tight end at his only season at PCHS.
Coulahan had offers from South Florida and Central Florida and was also getting recruiting attention from Florida State, LSU and Texas before giving his verbal pledge to the Auburn coaches on April 6.
Coulahan enjoys lifting weights, hunting and fishing in his spare time.
Film of Coulahan: